Problem: How does the sentence end?

Patricia wanted to massage her partner while Natalie want to massage her arm. 
Answer: Natalie massaged her arm.

Problem: How does the sentence end?

The wall ca demolished by a hammer despite the type of stone used in building it. The 
Answer: stone is weak.

Problem: How does the sentence end?

Erin packed on 100 pounds while Amy lost the same amount, so 
Answer: Erin felt terrible about the results.

Problem: How does the sentence end?

During the war, Mary gave Kayla so much blood through transfusion that 
Answer:
Mary ended up dying.