input question: Is it true that "Bob was very concerned." if "Bob collapsed on the sidewalk. Soon he saw Carl coming to help. He was very concerned." is true?
output answer: no

input question: Is it true that "The sun was gone." if "The sun was covered by a thick cloud all morning, but luckily, by the time the picnic started, it was gone." is true?
output answer: no

input question: Is it true that "Isn't it nice that the two guitars and a bag have come, Mama!"" if "Tatyana managed two guitars and a bag, and still could point out the Freemans: "Isn't it nice that they have come, Mama!"" is true?
output answer: no

input question: Is it true that "Joan made sure to thank Susan for all the help Joan had recieved." if "Joan made sure to thank Susan for all the help she had recieved." is true?
output answer:
yes