Complex sentence: Workman was Simon in "Old Sarah", companion piece for the first revival of "The Yeomen of the Guard" (1897) and in the "The Grand Duchess of Gerolstein" that year, he also played Carl.
Split into simpler sentences: Workman was Simon in "Old Sarah", companion piece for the first revival of "The Yeomen of the Guard" (1897). In the "The Grand Duchess of Gerolstein" that year, he also played Carl.