{"content":"I'm creating an extremely challenging regex problem that combines multiple difficult pattern-matching scenarios:\n1. Valid URLs with various protocols, domains, paths, and query parameters mixed with invalid ones\n2. Complex date/time formats with different timezone representations\n3. Code snippets with string literals containing escape sequences\n4. Credit card numbers in various formats with validation requirements\n5. Passwords that meet specific complexity rules\n6. Items with regex metacharacters that require careful escaping\n7. Cases where lookahead/lookbehind assertions would be needed\n8. Patterns where greedy vs. non-greedy matching becomes critical","function_call":{"name":"make_move","arguments":"{\"reasoning\": \"I'm creating an extremely challenging regex problem that combines multiple difficult pattern-matching scenarios:\\n1. Valid URLs with various protocols, domains, paths, and query parameters mixed with invalid ones\\n2. Complex date/time formats with d... (truncated)