Question: If "The man lifted the boy onto his shoulders.", can we conclude that "The man lifted the boy onto the boy's shoulders."?
Answer: no

Question: If "The journalists interviewed the stars of the new movie. They were very cooperative, so the interview lasted for a long time.", can we conclude that "The stars were very cooperative, so the interview lasted for a long time."?
Answer: yes

Question: If "The sculpture rolled off the shelf because it wasn't anchored.", can we conclude that "The shelf wasn't anchored."?
Answer:
no