Complex sentence: In 1881, Ricketts renamed Long Pond as Ganoga Lake; the lake feeds the branch of Kitchen Creek that flows through Ganoga Glen, which has the tallest waterfall, also named Ganoga.
Split into simpler sentences: In 1881, Ricketts renamed Long Pond as Ganoga Lake. Whatever the meaning, Ganoga Lake is the source of the branch of Kitchen Creek that flows through Ganoga Glen, which has the tallest waterfall, also named Ganoga.