Complex sentence: Though his supervisor demands he get some rest, Kowalski insists on starting his next assignment, to deliver a white 1970 Dodge Challenger R/T 440 Magnum to San Francisco by Monday.
Split into simpler sentences: Though his supervisor demands he get some rest, Kowalski insists on his next assignment. He is then assigned to deliver a white 1970 Dodge Challenger R/T 440 Magnum to San Francisco by Monday.