Question: Sentence A: Cells in mature animal tissues are not, as we had thought, irreversibly differentiated.

Sentence B: We used to think that cells in mature animal tissues are irreversibly differentiated.

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

Answer: yes

Question: If Isikoff was such a disreputable sleazemonger, why would Toobin want to write a book with him?
Iskikoff was known to bend the law and stretch the truth.
OPTIONS:
- yes
- it is not possible to tell
- no

Answer: it is not possible to tell

Problem: Here is a premise:
In Visibility and Fine Particles, Transactions of an AWMA/EPA International Specialty Conference, C.V.

Here is a hypothesis:
A scientific inquiry into fine particles and the economic data from an AWMA/EPA Conference.

Here are the options: OPTIONS:
- yes
- it is not possible to tell
- no

Answer: it is not possible to tell

Sentence 1: The ferocity of their warriors and the dark magics of their witches could not stop powder and shot.

Sentence 2: Their witches possessed dark magic.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: yes

Question:
This healthy co-existence between greed and generosity has at times been lost on associates.

Does it follow that "Greed and generosity must be kept at an equilibrium."?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
it is not possible to tell

Question:
Based on the premise "The version of Linux that comes in Mastering Linux offers no technical assistance, but Red Hat's version 5.2, which costs $39.", can we conclude that "Linux doesn't offer technical assistance to the customers who run Apple."? OPTIONS:
- yes
- it is not possible to tell
- no
****
Answer:
it is not possible to tell