Problem: Continue the following story.

Betty only ate animal products in a very strict way while Carrie ate steak every day. 
Here's how I want to continue it: Carrie is a meat-eater.

Problem: Continue the following story.

Kevin liked reading books, but Neil did not. 
Here's how I want to continue it: Neil was very clueless on many topics.

Problem: Continue the following story.

I played the guitar better than I played the piano because I practiced more on the 
Here's how I want to continue it:
guitar .