Question: Sentence A: There was a sharp explosion, a hissing, and Bork's voice calling.

Sentence B: The explosion was due to a fault in the boiler.

If sentence A is true, how about sentence B?
OPTIONS:
- yes
- it is not possible to tell
- no

Answer: it is not possible to tell

Question: Sentence A: The central part of the Po valley is only a fraction of the Italian lands conquered by the Lombards when they crosed the Alps from eastern Europe in the early Middle Ages.

Sentence B: The areas on the east and west sides of the Po Valley were not conquered.

If sentence A is true, how about sentence B?
OPTIONS:
- yes
- it is not possible to tell
- no

Answer: it is not possible to tell

Question: Sentence A: oh the drug problem um-hum

Sentence B: There is a drug problem.

If sentence A is true, how about sentence B?
OPTIONS:
- yes
- it is not possible to tell
- no

Answer: yes

Question: Sentence A: parts of the system if if it were to be jettisoned lower you know before it got up that high

Sentence B: Parts of the system, if it were ejected lower.

If sentence A is true, how about sentence B?
OPTIONS:
- yes
- it is not possible to tell
- no

Answer:
yes