Input: Continue writing.

Robert wanted to swim in the hot tub at Benjamin's house, but 
OPTIONS:
- Robert was disappointed.
- Benjamin was disappointed.

Continued: Robert was disappointed.


Input: Continue writing.

The shoes of Erin cost 20 dollars, while Katrina's cost 200, so 
OPTIONS:
- Erin is likely richer.
- Katrina is likely richer.

Continued: Katrina is likely richer.


Input: Continue writing.

The books that I bought at the auction didn't fit on the shelves, because the 
OPTIONS:
- books were too short.
- shelves were too short.

Continued: shelves were too short.


Input: Continue writing.

Brian is a member of the YMCA, but Benjamin is not, so 
OPTIONS:
- Brian works out all the time.
- Benjamin works out all the time.

Continued:
Brian works out all the time.