Problem: How does the sentence end?

Matthew went out on a first date, while Joseph stayed home with their spouse, because 
Answer: Matthew was married.

Problem: How does the sentence end?

The house had poor wiring while the apartment did not. The 
Answer: apartment was less of an insurance liability.

Problem: How does the sentence end?

Kevin was a better baker than Hunter so 
Answer: Kevin could create a beauliful flan from the oven.

Problem: How does the sentence end?

Tanya was able to paint a pretty picture but Natalie was not. 
Answer:
Natalie didn't have her work displayed in an art gallery.