Problem: Continue the following story.

Elena had a lot of skills in the bedroom but Felicia had few skills. 
Here's how I want to continue it: Elena was able to satisfy all their lovers.

Problem: Continue the following story.

Emily took longer to walk the mile than Mary did although 
Here's how I want to continue it: Mary had more problems with their joints.

Problem: Continue the following story.

The ditch provided a strong defense against the horde's attack, while the wall fell instantly, as the 
Here's how I want to continue it:
ditch was resistant to their attack.