sentence: He followed the instructions and wiped the tables before wiping the chairs, because the debris wiped from the tables tends to fall on the 
complete: chairs .

sentence: The man recycled his bottles but not his cans, because the 
complete: cans were prohibited by the recycling facility.

sentence: U.S. customs hassled Kenneth for a while, but didn't bother with Steven; probably because 
complete:
Kenneth is Muslim.