Problem: Is "Fred was a remarkable man." true if "Fred is the only man still alive who remembers my great-grandfather. He was a remarkable man."?
Answer: no

Problem: Is "The dog was hot." true if "It was a summer afternoon, and the dog was sitting in the middle of the lawn. After a while, it got up and moved to a spot under the tree, because it was hot."?
Answer: yes

Problem: Is "Jim was so upset." true if "Jim yelled at Kevin because he was so upset."?
Answer: yes

Problem: Is "Joan was hungry." true if "Jane gave Joan candy because she was hungry."?
Answer:
yes