Does the sentence "The first high-brightness blue LED was demonstrated by Shuji Nakamura of Nichia Corporation in 1994 and was based on InGaN." provide a valid answer to the question "Who demonstrated the first blue LED?" OPTIONS:
- yes
- no

A: yes

Question:
Choose your answer: Is "Northern Tibet is subject to high temperatures in the summer and intense cold in the winter." a good answer to the question "What are winters like in Tibet?" OPTIONS:
- yes
- no
Answer:
yes

QUES: Q: Where did Britain take slaves it seized from traders?
A: It stopped ships of other nations that were leaving the African coast with slaves; the seized slaves were taken to Freetown, a colony in West Africa originally established for the resettlement of freed slaves from Britain.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS: yes

Does "During April 2009, U.S. Federal Reserve vice-chair Janet Yellen discussed these paradoxes: "Once this massive credit crunch hit, it didn't take long before we were in a recession." contain the correct answer to "Who was the U.S. Federal Reserve vice-chair in April 2009?"
OPTIONS:
- yes
- no

A: yes

question: OPTIONS:
- yes
- no
Palermo is surrounded by mountains, formed of calcar, which form a cirque around the city.
Which is the tallest mountain in Sicily?

answer: no

question: OPTIONS:
- yes
- no
A variety of subsequent groups, including New York-based Talking Heads and Boston-based Mission of Burma, combined elements of punk with art school sensibilities.
When did the American groups begin to really get in on the post-punk movement?

answer:
no