{"content":"This text includes multiple advanced regex challenge patterns: valid/invalid phone numbers, complex emails with plus signs and domain TLDs, tricky date/time combos with different separators (and invalid edge cases), negative lookbehind lookalikes, repeated segments with must-match group references, and optional ID formats. Matching all with a single regex will require advanced techniques such as lookahead/lookbehind, alternation, optional components, careful escaping, and more. This is significantly more challenging than previous iterations.","function_call":{"name":"make_move","arguments":"{\n  \"reasoning\": \"This text includes multiple advanced regex challenge patterns: valid/invalid phone numbers, complex emails with plus signs and domain TLDs, tricky date/time combos with different separators (and invalid edge cases), negative lookbehind lookalikes, repeated segments with must-match group references, and optional ID formats. Matching all with a single regex will requi... (truncated)