question: OPTIONS:
- yes
- no
Passive infrared sensors react to changes in heat, such as the pattern created by a moving person.
What does a passive infrared sensor react to?

answer: yes

[Q]: Sentence: Between 2005 and 2011, Greece has had the highest percentage increase in industrial output compared to 2005 levels out of all European Union members, with an increase of 6%. Question: What did Greece have the highest percentage increase in between 2005 and 2011? OPTIONS:
- yes
- no
++++++++++
[A]: yes

Q: Does "In the west, the Russians were dissuaded from attacking Vidin by the presence of the Austrian forces, which had swelled to 280,000 men." provide a valid answer to "How man men did the Austrian forces have when stopping the attack on Vidin?"?
OPTIONS:
- yes
- no
A: yes

Problem: Does "In September 2007, during a lawsuit with patent holding company Burst.com, Apple drew attention to a patent for a similar device that was developed in 1979." answer the question "Who was the holder of the previous patent for the "plastic music box"?" OPTIONS:
- yes
- no

A: no

Does the sentence "Following the successful completion of phase III testing, a New Drug Application is submitted to the FDA." provide a valid answer to the question "What type of risk assessment results in approving the drug to go on the market?" OPTIONS:
- yes
- no

A: no

Does the sentence "The Mayor and council members are elected to four-year terms." provide a valid answer to the question "How many councilors sit on the City Council?" OPTIONS:
- yes
- no

A:
no