Problem: Continue the following story.

Mary always makes a better salad than Victoria because
Here's how I want to continue it: Mary never forgets to wash the lettuce.

Problem: Continue the following story.

Kayla was a pro, but Cynthia only understood the basics, because
Here's how I want to continue it: Cynthia had been doing it a far shorter time.

Problem: Continue the following story.

Brian was overweight but Nick wasn't overweight because
Here's how I want to continue it:
Brian ate a large amount of calories.