{"content":"I'm creating an extremely difficult challenge requiring complex pattern matching that incorporates nested special characters, optional sections, lookaheads/lookbehinds, and mixed patterns requiring precise escaping and alternation.","function_call":{"name":"make_move","arguments":"{\"reasoning\":\"I'm creating an extremely difficult challenge requiring complex pattern matching that incorporates nested special characters, optional sections, lookaheads/lookbehinds, and mixed patterns requiring precise escaping and alternation.\",\"move\":{\"text\":\"Emails: john.doe+tag@example.co.uk, \\\"weird.@email\\\"@complex-domain.io, user_123@sub.domain.com. Dates: 2024/03/31, 29-Feb-2024, Apr 15th, 2024, 04.2024. Entities: &complex_entity_1;, &#9829;, &new;char. Numbers: +44 (123) 456-7890, 123.456.7890x123, (555)123-4567.\",\"targetItems\":[\"john.doe+tag@example.co.uk\",\"\\\"weird.@email\\\"@complex-domain.io\",\"user_123@sub.domain.com\",\"2024/03/31\",\"29-Feb-2024\",\"Apr 15th, ... (truncated)