Problem: Continue the following story.

Megan suffered from PTSD and was very interesting to Samantha, because 
Here's how I want to continue it: Megan  is the unique case.

Problem: Continue the following story.

When you are in a hurry, the oven is inferior to the microwave because the 
Here's how I want to continue it: microwave cooks really quickly.

Problem: Continue the following story.

The house needed redecorating, which Tanya was much better at than Angela, since 
Here's how I want to continue it:
Angela was much messier with paint.