Robert was a very well regarded professor but Lawrence was not. 
OPTIONS:
- Robert was able to make tenure at their university.
- Lawrence was able to make tenure at their university.
Robert was able to make tenure at their university.

My shed that I built is more massive than John's garage, therefore the 
OPTIONS:
- shed holds less things.
- garage holds less things.
garage holds less things.

The new guns that our company bought don't fit in the cases because the 
OPTIONS:
- guns are too short.
- cases are too short.
cases are too short.