Problem: Continue the following story.

The credit of Sarah is much better than that of Samantha because 
Here's how I want to continue it: Sarah is a very wealthy person.

Problem: Continue the following story.

The man was able to easily approach Ryan but not Samuel because 
Here's how I want to continue it: Ryan was very friendly.

Problem: Continue the following story.

Climbing a  tree was tough for Michael but easy for Justin because 
Here's how I want to continue it:
Justin had stronger legs.