Problem: Is "We rescued the younger students." true if "The older students were bullying the younger ones, so we rescued them."?
Answer: yes

Problem: Is "Joan made sure to thank Susan for all the help Joan had recieved." true if "Joan made sure to thank Susan for all the help she had recieved."?
Answer: yes

Problem: Is "Mark needed to get him to finish his work, because his work was beautiful." true if "Every day after dinner Mr. Schmidt took a long nap. Mark would let him sleep for an hour, then wake him up, scold him, and get him to work. He needed to get him to finish his work, because his work was beautiful."?
Answer: yes

Problem: Is "I carried the newspaper over my backpack to keep the newspaper dry." true if "Since it was raining, I carried the newspaper over my backpack to keep it dry."?
Answer:
no