CONTEXT: The dog chased the cat , which ran up a tree. *It* waited at the bottom.

Multi-choice question: Do "The dog" and "It" have the same meaning?
yes

CONTEXT: Our mistress hired a room for my crippled sister Nelly , and she gave her knitting and needlework when *she* was able to do it, and when she was ill she sent her dinners and many nice comfortable things and was like a mother to her.

Multi-choice question: Do "Nelly" and "she" have the same meaning?
yes

CONTEXT: When my parents died, I was not earning enough to keep myself or my crippled sister Nelly , and without our kind mistress , we would have gone to the poorhouse. Nelly calls *her* her angel and she has good right to do so. her

Multi-choice question: Do "mistress" and "her" have the same meaning?
yes

CONTEXT: Paul tried to call George on the phone, but *he* wasn't successful.

Multi-choice question: Do "Paul" and "he" have the same meaning?
yes