{"content":"I'm creating an extremely challenging and complex challenge requiring advanced pattern matching. The challenge includes mixed formats of emails, phone numbers, dates with different separators, and special characters requiring escaping. It also includes patterns requiring negative lookahead/lookbehind, tricky edge cases, backreferences, and complex alternation. The challenge also includes items with variable whitespace and optional components.","function_call":{"name":"make_move","arguments":"{\"reasoning\": \"I'm creating an extremely challenging and complex challenge requiring advanced pattern matching. The challenge includes mixed formats of emails, phone numbers, dates with different separators, and special characters requiring escaping. It also includes patterns requiring negative lookahead/lookbehind, tricky edge cases, backreferences, and complex alternation. The challenge also includes items with variable whitespace and optional components.\", \"move\": {\"text\": \"... (truncated)