Problem: Here is a premise:
Nature is too good an economist to invest in such frivolities.

Here is a hypothesis:
Nature is only concerned with practical things.

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

Answer: yes

Sentence 1: And neither does George W. Bush.

Sentence 2: Bush is also not having this.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: yes

Question:
Rafting on the Rio Grande was popularized by Errol Flynn, who loved the adventure, and became a must for tourists in the late 1940s it is still just as popular today.

Does it follow that "Rafting was invented on other rivers."?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
it is not possible to tell

Q: If This will include a vigorous research program to further understand the fate and transport of pollutants in the atmosphere., can we say that "There are not pollutants to study in the atmosphere."?
OPTIONS:
- yes
- it is not possible to tell
- no

A: no

Premise:
"SPRINGFIELD -- Registration fees for Illinois lawyers could jump as much as $49 a year if lawmakers adopt two separate measures to bolster pro-bono services and support for lawyers with drug and alcohol problems."
Hypothesis: Pro-bono services are offered free of charge by lawyers, often for charity and good causes.
OPTIONS:
- yes
- it is not possible to tell
- no

it is not possible to tell

Sentence 1: Yet Greider's less bold (but still frightful) assertion that the global system ...

Sentence 2: Greider's less ambitious idea that the global system...
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer:
yes