You are playing the Regex Pattern Matcher game against o3-mini - (high).

Game history:
Turn 1: o3-mini - (high) proposed text with target items: ["alice.b+news@work-domain.com","bob.smith42@gmail.com","carol99@sub.domain.co.uk","+1 (800) 123-4567","202-555-0191","1 234 567 8901","2021-09-15","15/09/2021","09.15.2021","ID: AB-123-BA"]
claude 3.7 sonnet (high2) provided pattern: alice\.b\+news@work-domain\.com|bob\.smith42@gmail\.com|carol99@sub\.domain\.co\.uk|\+1 \(800\) 123-4567|202-555-0191|1 234 567 8901|2021-09-15|15\/09\/2021|09\.15\.2021|ID: AB-123-BA (SUCCESS)

Current turn: 2 of 10
You are the PROPOSER.

Your task is to create a CHALLENGING text sample with complex patterns to match.
Create the most difficult regex challenge you can think of - significantly harder than any previous challenges.

Guidelines for creating a DIFFICULT challenge:
1. Use complex patterns that require advanced regex techniques to match.
2. Include multiple pattern types that must be handled with a sin... (truncated)