Complex sentence: Annoyed by this, Lois has the carpet completely removed, which leads the family to find an antique 18th century Rhode Island ship token, hidden under the carpet, which the family sells for $50,000.
Split into simpler sentences: Annoyed by this, Lois has the carpet completely removed. When this is done, they find an 18th century Rhode Island ship token, which the family sells for $50,000.