sentence: Rebecca's collection of silver coins were tarnished, and Elena refused to clean them since they were rare coins. 
complete: Rebecca was upset that the coins were still dirty.

sentence: The big football game was coming up and we needed tickets and a way to the stadium, but we were unable to travel to the 
complete: stadium .

sentence: The doctor has to prescribed Kevin with antibiotics for his cold and not Matthew as 
complete:
Matthew is healthy.