Problem: Here is a premise:
The nature of the hypothesized relationship is that there might exist a PM concentration level below which further reductions no longer yield premature mortality reduction benefits.

Here is a hypothesis:
The PM concentration level might be reduced without lowering mortality rates in infants.

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

Answer: it is not possible to tell

Sentence 1: It was a matter of honor for all self-respecting housewives and house husbands to prepare a Robi's recipe for Friday night dinner or Saturday lunch.

Sentence 2: No one enjoyed Robi's recipes, but it was a tradition to cook them.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Question:
i think uh basically what we're going to have to do is now that Bush has made the made the stand is what we'll have to continue to uh stick up for our foreign policy if we don't then what's going to happen is that everybody well it's just a one time shot they're not going to do anything

Does it follow that "I think that is it is important for us to stick up for our foreign policy."?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
yes

Q: If Knight with his Hand on Chest, an early portrait, is realistic and alive, a study of a deep-eyed, bearded caballero (gentleman) in black., can we say that "An early portrait, Knight with his Hand on Chest, is a study of a deep-eyed, bearded caballero (gentleman) in black."?
OPTIONS:
- yes
- it is not possible to tell
- no

A: yes

Premise:
"With the cloister, the monks' ethereally lit refectory, the grand Knights' Hall, and the elegant Guests' Hall together make up the masterpiece of 13th-century Gothic architecture that earned the abbey its name of la Merveille."
Hypothesis: The guests hall could house hundreds of people.
OPTIONS:
- yes
- it is not possible to tell
- no

it is not possible to tell

Sentence 1: Oh, Julius!

Sentence 2: Oh, Brutus!
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer:
no