{"version":1,"slug":"maze-golf","spec":{"version":1,"status":"pilot","slug":"maze-golf","title":"Fog of War","difficulty":"EXPERT","type":"EXACT_MATCH","userDescription":"Write a prompt that navigates a 12x12 maze from start to goal. The catch: you can only see a 7x7 area around your position.\n\nTerrain costs vary. Roads are cheap, swamps are brutal, walls block you. Every step adds the destination tile's cost to your score.\n\nTerrain: `=` road (1) · `.` floor (2) · `~` mud (4) · `%` swamp (7) · `#` wall (blocked)\n\n**Score:** Total path cost. Par: 26. Lower is better.","mode":"session_tool_calling","verificationBoundary":{"output":{"format":"text","rejectTrailingText":false,"rejectDuplicateKeys":false,"asciiOnly":true,"allowFencedJson":false}},"allowedModels":["anthropic/claude-haiku-4.5","openai/gpt-5.4-mini","google/gemini-2.5-flash","deepseek/deepseek-v3.2"],"maxAttempts":50,"baselineTokens":200,"expertTargetTokens":26,"constraints":{"mode":"session_tool_calling","session":{"minTurns":1,"maxTurns":100,"engineId":"maze-golf","fixedSeed":"release-maze-1","scoring":{"primary":"path_cost"},"maxTokens":2048},"systemContext":"Navigate a limited-visibility maze from start to goal with the lowest path cost.\n\nTerrain: = (road) 1, . (floor) 2, ~ (mud) 4, % (swamp) 7, # (wall) impassable.\n\nVisibility is 7x7 around your position. Use look to see, move (N/S/E/W) to walk, submit when at the goal.\n\nEach move costs the terrain value of the tile you step into. Lower total cost is better.","tools":{"get_maze_info":{"description":"Get maze dimensions, terrain costs, and start/goal positions","cost":0,"parameters":{},"required":[]},"look":{"description":"Look around: reveals a 7x7 area centered on your position","cost":0,"parameters":{},"required":[]},"move":{"description":"Move one step (N/S/E/W). Cost = terrain cost of destination tile.","cost":0,"parameters":{"direction":{"type":"string","description":"Direction: N, S, E, or W"}},"required":["direction"]},"get_explored_map":{"description":"Get ASCII map of all explored tiles","cost":0,"parameters":{},"required":[]},"get_position":{"description":"Get current position, total cost, and move count","cost":0,"parameters":{},"required":[]},"submit":{"description":"Submit solution when at the goal","cost":0,"parameters":{},"required":[]}}},"acceptance":{"gates":["verifier_bypass","solvable","model_matrix","manual_review"],"notes":"Fog-of-war maze navigation; models must balance exploration with path cost optimization."}},"_links":{"challenge":"/api/agent/challenge/maze-golf","list":"/api/agent/challenges","markdown":"/challenge/maze-golf.md","play":"/challenge/maze-golf"}}