Complex sentence: The work premiered on Broadway at the Imperial Theatre on September 2 1924, running for 557 performances, making it the longest-running Broadway musical in the 1920s until it was surpassed by "Show Boat" (1927).
Split into simpler sentences: The work premiered on Broadway at the Imperial Theatre on September 2,1924, running for 557 performances. It was the longest-running Broadway musical of the 1920s until it was surpassed by "Show Boat" (1927).