Problem: If "Bob paid for Charlie's college education, but now Charlie acts as though it never happened. He is very hurt.", does it follow that "Bob is very hurt."?

Answer: yes


Problem: If "It is not easy to space buttonholes exactly the same distance apart, and it is very difficult to cut them precisely the right size. The tiniest slip of the scissors will make the hole too large, and even one thread uncut will leave it too small.", does it follow that "Even one thread uncut will leave the hole too small."?

Answer: yes


Problem: If "The foxes are getting in at night and attacking the chickens. I shall have to kill them.", does it follow that "I shall have to kill The chickens."?

Answer: no


Problem: If "Sam pulled up a chair to the piano, but it was broken, so he had to sing instead.", does it follow that "The chair was broken, so he had to sing instead."?

Answer:
no