{"content":"I'm creating an extremely difficult challenge that combines multiple complex pattern types with tricky edge cases. This challenge includes:\n1. Valid semantic versioning strings with various formats (normal, pre-release, build metadata)\n2. Valid UUIDs (version 4) mixed with similar but invalid strings\n3. Custom product codes with specific validation rules\n4. Coordinates in different formats (DMS and decimal)\n5. Items containing regex special characters that need escaping\n6. Similar looking items where only subtle differences determine validity\n\nThis will require advanced regex techniques including lookaheads/lookbehinds, non-capturing groups, precise character class definitions, and careful boundary handling.","function_call":{"name":"make_move","arguments":"{\"reasoning\": \"I'm creating an extremely difficult challenge that combines multiple complex pattern types with tricky edge cases. This challenge includes:\\n1. Valid semantic versioning strings with various fo... (truncated)