Complex sentence: The United States Post Office and Courthouse, also known as the Galveston Federal Building, in Galveston, Texas, is a post office and court facilities for the Galveston Division of the United States District Court for the Southern District of Texas.
Split into simpler sentences: The United States Post Office and Courthouse, also known as the Galveston Federal Building, is a post office and courthouse located in Galveston, Texas, USA. The building serves as the federal court for the Galveston Division of the United States District Court for the Southern District of Texas.