Question: Sentence A: Conrad lit a hissing gas burner and went out.

Sentence B: Conrad never lit the burner, afraid of trapping himself in the room.

If sentence A is true, how about sentence B?

Answer: no

Question: Sentence A: yeah well i know some people that i suspect are casual users of uh marijuana as well and i expect that they probably uh mended their ways uh in uh

Sentence B: I know some friends that smoke marijuana everyday.

If sentence A is true, how about sentence B?

Answer: it is not possible to tell

Question: Sentence A: This holding not only has no foundation in our jurisprudence

Sentence B: Our jurisprudence is clearly the foundation for this holding.

If sentence A is true, how about sentence B?

Answer: no

Question: Sentence A: If those subway ads are more effective against the cautious Martins than against the reckless Maxwells, then they are a threat to the hapless Joans.

Sentence B: The Joans are at risk if the subway ads have more effect on the Martins than the Maxwells.

If sentence A is true, how about sentence B?

Answer:
yes