I am creating a challenge that incorporates multiple advanced regex features in a single pattern. The target items include an email with plus and underscore characters, a phone number with optional country code and formatting variations, an ISO 8601 timestamp, an ID pattern with hyphenated segments that might require backreferences for validation, and a Windows file path with escaped backslashes. The text also contains distractors that nearly match these formats to compel the use of advanced tec... (truncated)