{"content":"I'm creating an extremely difficult regex challenge that incorporates mixed formats, edge cases, and advanced constructs like lookarounds and backreferences. The text includes nested tags, tricky escaped special characters, mixed whitespace, and alternation.","function_call":{"name":"make_move","arguments":"{\"reasoning\":\"I'm creating an extremely difficult regex challenge that incorporates mixed formats, edge cases, and advanced constructs like lookarounds and backreferences. The text includes nested tags, tricky escaped special characters, mixed whitespace, and alternation.\",\"move\":{\"text\":\"Entries: nested<>tags<tag attr=\\\"val\\\"></tag>, \\\"quotes 'inside' quotes\\\", phone: (+44) 123 4567 890 ext. 1234, url: https://www.example.com/path?query=1&other=2#fragment, ID: ABC123-456xyz, date: 2023.10.25 or 2023::10::25, paths: C:\\\\folder\\\\file.txt and /home/user/file.txt, emojis: 😀😅, escaped chars: \\\\t \\\\n \\\\r.\",\"targetItems\":[\"nested<>tags<tag attr... (truncated)