Question: If "Jane knocked on the door, and Susan answered it. She invited her to come in.", can we conclude that "Jane invited her to come in."?
Answer: no

Question: If "Look! There is a minnow swimming right below that duck! It had better get away to safety fast!", can we conclude that "The minnow had better get away to safety fast!"?
Answer: yes

Question: If "Tom gave Ralph a lift to school so he wouldn't have to walk.", can we conclude that "Tom wouldn't have to walk."?
Answer:
no