Complex sentence: Weekday late night service short turns at Times Square--42nd Street in Midtown Manhattan; weekend service (from 11:45 p.m. Friday evening to 5 a.m. Monday morning) short turns at 14th Street in Chelsea, Manhattan.
Split into simpler sentences: Weekday late night service short turns at Times Square--42nd Street in Midtown Manhattan. Weekend service (from 11:45 p.m. Friday evening to 5 a.m. Monday morning) short turns at 14th Street in Chelsea, Manhattan.