{"content":"I'm creating an extremely difficult challenge that requires advanced regex techniques, including complex alternations, mixed formats, and negative lookaheads to filter out similar but non-matching items. This will test the matcher’s ability to handle various pattern types and edge cases effectively.","function_call":{"name":"make_move","arguments":"{\"reasoning\":\"I'm creating an extremely difficult challenge that requires advanced regex techniques, including complex alternations, mixed formats, and negative lookaheads to filter out similar but non-matching items. This will test the matcher’s ability to handle various pattern types and edge cases effectively.\",\"move\":{\"text\":\"User registrations: alice_90@xyz.us, bob.smith@mail.server.com, mark2001@e-commerce.store, (919) 555-0123, +1-800-555-0199. Addresses: 123 Elm St - Apt #5, PO Box 456, 789 Broadway Ave., 321 Road St; Country: USA. Contact IDs: CUST-1234-AB, EMP-5678-CD, PRT-9101; REM-2341-XYZ.\",\"targetItems\":... (truncated)