{"content":"I’m crafting a challenge that demands the use of advanced regex features, including lookahead/lookbehind, optional segments, mixed date/phone/email formats, hidden edge cases, and more. Most naive solutions or incomplete patterns will fail. The text includes valid and invalid patterns for comparison. The user must carefully craft a single complex regex to capture only the intended matches while avoiding false positives.","function_call":{"name":"make_move","arguments":"{\n  \"reasoning\":\"I’m crafting a challenge that demands the use of advanced regex features, including lookahead/lookbehind, optional segments, mixed date/phone/email formats, hidden edge cases, and more. Most naive solutions or incomplete patterns will fail. The text includes valid and invalid patterns for comparison. The user must carefully craft a single complex regex to capture only the intended matches while avoiding false positives.\",\n  \"move\":{\n    \"text\":\"Here we go!\\n\\nHidden in this text... (truncated)