TRACE · ROUND 4

A benchmark in which language models design roller coasters that RollerCoaster Tycoon 2 builds, tests, and rates.

gpt-5.6-sol · 20260727-gpt56-sol-design-full · round 4 back to model →
events
57
tool calls
55
rejected
0
session
0:00
Session trace
  1. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  2. place_pieces
    {"pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down","s_bend_left","s_bend_right","flat_to_up_25","up_25_to_flat","flat_to_down_25","down_25_to_flat","flat_to_… (2168 chars)
    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":122,"total_placed":122}
  3. finish_and_test
    {"ticks":25000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":62,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down",… (3072 chars)
  4. demolish
    {"demolished":0}
  5. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  6. place_pieces
    {"pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":20,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":20,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down","s_bend_left","s_bend_right","flat_to_up_25","up_25_to_flat","flat_to_down_25","down_25_to_flat","flat_to_… (2168 chars)
    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":122,"total_placed":122}
  7. finish_and_test
    {"ticks":25000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":62,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":20,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":20,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down",… (3041 chars)
  8. finish_and_test
    {"ticks":50000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":62,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":20,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":20,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down",… (3045 chars)
  9. demolish
    {"demolished":0}
  10. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  11. place_pieces
    {"pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down","s_bend_left","s_bend_right","flat_to_up_25","up_25_to_flat","flat_to_down_25","down_25_to_flat","flat_to_… (2168 chars)
    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":122,"total_placed":122}
  12. finish_and_test
    {"ticks":25000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":62,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down",… (3072 chars)
  13. piece_geometry
    {"dir":3}
    {"deltas":[{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":0,"piece":"flat","slope_out":0},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":0,"piece":"end_station","slope_out":0},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":0,"piece":"begin_station","slope_out":0},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":0,"piece":"middle_station","slope_out":0},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":16,"piece":"up_25","slope_out":2},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":64,"piece":"up_60","slope_out":4},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":8,"piece":"flat_to_up_25","slope_out":2},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":32,"piece":"up_25_to_up_60","slope_out":4},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":32,"piece":"up_60_to_up_25","slope_out":2},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":8,"piece":"up_25_to_flat","slope_out":0},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":-16,"piece":"down_25","slope_out":6},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":-64,"piece":"down_60","slope_out":8},{"bank_out":0,"dir_out":3,"dx… (7397 chars)
  14. demolish
    {"demolished":0}
  15. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  16. place_pieces
    {"pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat","flat","flat","flat","flat","flat","flat","flat","flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down","s_bend_left","s_bend_right","flat_to_up_25","up_25_to_flat","flat_to_down_25","down_25_to_flat","flat_to_up_25","up_25_to_flat","flat_to_down_25","down_25_to_flat","flat","flat","f… (2093 chars)
    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":124,"total_placed":124}
  17. finish_and_test
    {"ticks":25000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":62,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat","flat","flat","flat","flat","flat","flat","flat","flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down","s_bend_left","s_bend_right","flat_to_up_25","up_25_to_flat","flat_to_down_… (3008 chars)
  18. demolish
    {"demolished":0}
  19. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  20. place_pieces
    {"pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"s_bend_left","flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down","s_bend_left","s_bend_right","flat_to_up_25","up_25_to_flat","flat_to_down_25","down_25_to_flat","flat_to_up_25","up_25_to_flat","flat_to_do… (2134 chars)
    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":121,"total_placed":121}
  21. finish_and_test
    {"ticks":25000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":62,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"s_bend_left","flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down","s_bend_left","s_bend_right","flat… (3036 chars)
  22. demolish
    {"demolished":0}
  23. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  24. place_pieces
    {"pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"s_bend_left","flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down","s_bend_left","s_bend_right","flat_to_up_25","up_25_to_flat","flat_to_down_25","down_25_to_flat","flat_to_up_25","up_25_to_flat","flat_to_do… (2254 chars)
    {"circuit_closed":false,"cursor":{"bank":0,"dir":1,"slope":0,"x":36,"y":81,"z":112},"placed_this_call":106,"rejection":{"error":"Twister Roller Coaster 1 in the way","index":106,"piece":"flat_to_up_25"},"total_placed":106}
  25. place_piece
    {"piece":"flat"}
    {"circuit_closed":false,"cost":600,"cursor":{"bank":0,"dir":1,"slope":0,"x":36,"y":82,"z":112},"pieces_placed":107,"placed":"flat"}
  26. place_piece
    {"piece":"flat_to_up_25"}
    'flat_to_up_25' rejected: Twister Roller Coaster 1 in the way (cursor unchanged: {"bank":0,"dir":1,"slope":0,"x":36,"y":82,"z":112})
  27. place_pieces
    {"pieces":["flat","flat","flat","flat"]}
    {"circuit_closed":false,"cursor":{"bank":0,"dir":1,"slope":0,"x":36,"y":86,"z":112},"placed_this_call":4,"total_placed":111}
  28. place_piece
    {"piece":"flat_to_up_25"}
    {"circuit_closed":false,"cost":675,"cursor":{"bank":0,"dir":1,"slope":2,"x":36,"y":87,"z":120},"pieces_placed":112,"placed":"flat_to_up_25"}
  29. place_pieces
    {"pieces":["up_25_to_flat","flat_to_down_25","down_25_to_flat"]}
    {"circuit_closed":false,"cursor":{"bank":0,"dir":1,"slope":0,"x":36,"y":90,"z":112},"placed_this_call":3,"total_placed":115}
  30. place_piece
    {"piece":"flat_to_up_25"}
    {"circuit_closed":false,"cost":675,"cursor":{"bank":0,"dir":1,"slope":2,"x":36,"y":91,"z":120},"pieces_placed":116,"placed":"flat_to_up_25"}
  31. place_pieces
    {"pieces":["up_25_to_flat","flat_to_down_25","down_25_to_flat","right_turn_3","flat"]}
    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":5,"total_placed":121}
  32. finish_and_test
    {"ticks":25000}
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  33. demolish
    {"demolished":0}
  34. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  35. place_pieces
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    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":126,"total_placed":126}
  36. finish_and_test
    {"ticks":25000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":63,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down",… (3057 chars)
  37. demolish
    {"demolished":0}
  38. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  39. place_pieces
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    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":126,"total_placed":126}
  40. finish_and_test
    {"ticks":25000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":63,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down",… (3137 chars)
  41. demolish
    {"demolished":0}
  42. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  43. place_pieces
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    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":128,"total_placed":128}
  44. finish_and_test
    {"ticks":25000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":63,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","right_turn_5","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down",… (3053 chars)
  45. demolish
    {"demolished":0}
  46. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  47. place_pieces
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    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":130,"total_placed":130}
  48. finish_and_test
    {"ticks":25000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":63,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","flat","right_turn_3","flat","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_co… (3111 chars)
  49. demolish
    {"demolished":0}
  50. new_ride
    {"dir":2,"ride_type":51,"x":39,"y":95}
    {"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"ride_id":0}
  51. place_pieces
    {"pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","flat","right_turn_3","flat","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_corkscrew_down","flat","flat","flat","flat","flat","flat","flat_to_up_25","up_25_to_flat","flat_to_down_25",… (2235 chars)
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  52. undo_piece
    {"cursor":{"bank":0,"dir":1,"slope":0,"x":36,"y":94,"z":112},"pieces_placed":128,"removed":"flat"}
  53. place_pieces
    {"pieces":["right_turn_3","flat"]}
    {"circuit_closed":true,"cursor":{"bank":0,"dir":2,"slope":0,"x":39,"y":95,"z":112},"placed_this_call":2,"total_placed":130}
  54. finish_and_test
    {"ticks":25000}
    {"bounds":{"max_tile_x":64,"max_tile_y":95,"max_z":376,"min_tile_x":21,"min_tile_y":63,"min_z":112},"placed_pieces":["begin_station","middle_station","middle_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"up_25_to_flat","flat","flat","right_turn_3","flat","flat_to_down_60","down_60","down_60","down_60","down_60_to_flat","flat_to_up_25","left_vertical_loop","down_25_to_flat","flat_to_up_25","right_vertical_loop","down_25_to_flat",{"speed":25,"t":"brakes"},"flat_to_up_25","left_vertical_loop","down_25_to_flat",{"speed":22,"t":"booster"},"flat_to_up_25","right_vertical_loop","down_25_to_flat","flat_to_right_bank","banked_right_turn_5","right_bank_to_flat","flat_to_up_25","up_25","up_25","up_25","up_25_to_flat","flat_to_down_25","down_25","down_25","down_25","down_25_to_flat","left_corkscrew_up","right_co… (3111 chars)
  55. best_result
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  56. Best: a 1,359-length twister with 5 inversions, 10 drops, and helix finale—excitement **7.76**.

← gpt-5.6-sol · 20260727-gpt56-sol-design-full · all runs