Complex sentence: The Turtle Rock Lighthouse was built in 1887 to aid traffic on the Schuylkill River near Philadelphia, Pennsylvania lighthouse was constructed by Frank Thurwanger at a cost of $2,663 on a area of land just west of Boathouse Row.
Split into simpler sentences: The Turtle Rock Lighthouse was built in 1887 to aid traffic on the Schuylkill River near Philadelphia, Pennsylvania. The lighthouse was constructed by Frank Thurwanger at a cost of $2,663 on a area of land just west of Boathouse Row.