Complex sentence: Although the streetcar boats stopped at twenty-seven designated landings around the Lake, they would also stop at private docks if flagged down with a white handkerchief, their bright color scheme of canary yellow and oxide red easy for prospective passengers to spot.
Split into simpler sentences: Although the streetcar boats stopped at twenty-seven designated landings around the Lake, they would also stop at private docks if flagged down with a white handkerchief. Their bright color scheme of canary yellow and oxide red made them easy for prospective passengers to spot.