sentence: Lindsey tried to train their puppy on their own but Elena hired a pro. 
complete: Elena had a well-behaved puppy at the dog park.

sentence: Joseph had a bad memory, so he asked Craig who was in the movie they saw last week. 
complete: Craig was frustrated he always had to answer things.

sentence: Patricia got a new puppy from the animal shelter, but Cynthia got a cat instead, because 
complete:
Cynthia feared dogs.