sentence: At the gym, Kevin followed Derrick 's lead during the exercise routine.  OPTIONS:
- Kevin was his trainer.
- Derrick was his trainer.
complete: Derrick was his trainer.

sentence: Laura was a worse writer than Erin, and  OPTIONS:
- Laura needed a lot more tutoring in regards to essays.
- Erin needed a lot more tutoring in regards to essays.
complete: Laura needed a lot more tutoring in regards to essays.

sentence: Maria likes to work with chemicals, while Tanya does not because  OPTIONS:
- Maria is a famous chemist.
- Tanya is a famous chemist.
complete:
Maria is a famous chemist.