Problem: Is "The witness was reluctant to answer it." true if "The lawyer asked the witness a question, but he was reluctant to answer it."?
Answer: yes

Problem: Is "Uncle Vernon couldn't very well marry without his approval" true if "Since Chester was dependent on Uncle Vernon, he couldn't very well marry without his approval"?
Answer: no

Problem: Is "Ann had forgotten." true if "Ann asked Mary what time the library closes, because she had forgotten."?
Answer: yes

Problem: Is "Dan is very cruel." true if "Dan had to stop Bill from toying with the injured bird. He is very cruel."?
Answer:
no