QUES: Q: Besides formic, acetic, and lactic acid, what type of acid does cellulose produce?
A: Furthermore, tests sponsored by the Library of Congress prove that all paper is at risk of acid decay, because cellulose itself produces formic, acetic, lactic and oxalic acids.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS: yes

Does "Forty foreign governments maintain trade and commercial offices here and 23 active foreign chambers of commerce and trade associations." contain the correct answer to "How many nations do the 25 foreign banks operating in Houston represent?"
OPTIONS:
- yes
- no

A: no

question: OPTIONS:
- yes
- no
During the Silurian, Gondwana continued a slow southward drift to high southern latitudes, but there is evidence that the Silurian ice caps were less extensive than those of the late Ordovician glaciation.
Compared to the Ordovician glaciation, how big were the ice caps on Gondwana during the Silurian?

answer: yes

[Q]: Sentence: Norfolk Island Hospital is the only medical centre on the island. Question: Who staffs the one ambulance available on Norfolk Island? OPTIONS:
- yes
- no
++++++++++
[A]: no

Q: Does "Beyonce performed the American national anthem singing along with a pre-recorded track at President Obama's second inauguration in Washington, D.C." provide a valid answer to "What event did Beyonce perform at one month after Obama's inauguration?"?
OPTIONS:
- yes
- no
A: no

Q: Does "In his sophomore year, Kerry became the Chairman of the Liberal Party of the Yale Political Union, and a year later he served as President of the Union." provide a valid answer to "Who was Kerry's most influential professor?"?
OPTIONS:
- yes
- no
A:
no