Problem: Continue the following story.

Felicia asked Rachel whether the medical procedure was perfectly safe,
Here's how I want to continue it: Rachel was confident it was.

Problem: Continue the following story.

The couple decided to put in a new installation of a hottub instead of a bathtub because the
Here's how I want to continue it: hottub was on sale.

Problem: Continue the following story.

During the experiment Jennifer poured the liquid into the container while Amy directed the experiment because
Here's how I want to continue it:
Amy was the senior researcher.