Problem: Continue the following story.

Cynthia prefers fruit while Rebecca prefers vegetables, so
OPTIONS:
- Cynthia bought some carrots from the store.
- Rebecca bought some carrots from the store.
Here's how I want to continue it: Rebecca bought some carrots from the store.

Problem: Continue the following story.

Kenneth asked Brett to crack his back for him, because
OPTIONS:
- Kenneth was good at relieving pain.
- Brett was good at relieving pain.
Here's how I want to continue it: Brett was good at relieving pain.

Problem: Continue the following story.

It took weeks to transverse the prairie but the mountain took mere days, since the
OPTIONS:
- prairie was difficult terrain.
- mountain was difficult terrain.
Here's how I want to continue it:
prairie was difficult terrain.