Complex sentence: Neva became his frequent stage partner as Aunt Sap, and they portrayed an older married couple who quibbled over everyday matters, with Cyp often coming off as a "henpecked" husband.
Split into simpler sentences: Neva became his frequent stage partner as Aunt Sap. Cyp and Sap were older married couple who quibbled over everyday matters, with Cyp often coming off as a "henpecked" husband.