input question: Is it true that "My great-grandfather was a remarkable man." if "Fred is the only man still alive who remembers my great-grandfather. He was a remarkable man." is true?
output answer: yes

input question: Is it true that "The ankles should be better." if "Sam broke both his ankles and he's walking with crutches. But a month or so from now they should be better." is true?
output answer: yes

input question: Is it true that "The man lifted the boy onto the boy's shoulders." if "The man lifted the boy onto his shoulders." is true?
output answer: no

input question: Is it true that "The worm was tasty." if "The fish ate the worm. It was tasty." is true?
output answer:
yes