Question:
Sentence 1: "Sid explained his theory to Mark but he couldn't convince him."
Sentence 2: "Sid couldn't convince him."
Is sentence 2 true, based on sentence 1?

ANS:
yes

Question:
Sentence 1: "Alice tried frantically to stop her daughter from barking at the party, leaving us to wonder why she was behaving so strangely."
Sentence 2: "Alice's daughter was behaving so strangely."
Is sentence 2 true, based on sentence 1?

ANS:
yes

Question:
Sentence 1: "Sam and Amy are passionately in love, but Amy's parents are unhappy about it, because they are snobs."
Sentence 2: "Sam and Amy are snobs."
Is sentence 2 true, based on sentence 1?

ANS:
no

Question:
Sentence 1: "Dan took the rear seat while Bill claimed the front because his "Dibs!" was quicker."
Sentence 2: "Dan took the rear seat while Bill claimed the front because Bill's "Dibs!" was quicker."
Is sentence 2 true, based on sentence 1?
ANS:
yes