IN:
Multi-choice problem: [she]

Katy cried for Susan since she died.

OUT:
Susan

IN:
Multi-choice problem: [it]

Paper beats rock, but it is beaten by scissors.

OUT:
Paper

IN:
Multi-choice problem: [he]

Chris was running after John, because he stole his watch.

OUT:
John

IN:
Multi-choice problem: [he]

The master rewarded the dog because he was a good owner.

OUT:
The master