Question:
Sentence 1: "Archaeologists have concluded that humans lived in Laputa 20,000 years ago. They hunted for evidence on the river banks."
Sentence 2: "Prehistoric humans hunted for evidence on the river banks."
Is sentence 2 true, based on sentence 1?

ANS:
no

Question:
Sentence 1: "The actress used to be named Terpsichore, but she changed it to Tina a few years ago, because she figured it was easier to pronounce."
Sentence 2: "Terpsichore was easier to pronounce."
Is sentence 2 true, based on sentence 1?

ANS:
no

Question:
Sentence 1: "Patting her back, the woman smiled at the girl."
Sentence 2: "Patting the girl's back, the woman smiled at the girl."
Is sentence 2 true, based on sentence 1?

ANS:
yes

Question:
Sentence 1: "Fred watched TV while George went out to buy groceries. After an hour he got back."
Sentence 2: "George got back."
Is sentence 2 true, based on sentence 1?
ANS:
yes