Problem: If "Grace was happy to trade me her sweater for my jacket. She thinks it looks dowdy on her.", is "The sweater looks dowdy on her." correct?

Answer: yes


Problem: If "This morning, Joey built a sand castle on the beach, and put a toy flag in the highest tower, but this afternoon the tide knocked it down.", is "This afternoon the tide knocked The sand castle down." correct?

Answer: yes


Problem: If "Fred watched TV while George went out to buy groceries. After an hour he got up.", is "George got up." correct?

Answer:
no