question: OPTIONS:
- yes
- no
Donald Wills Douglas, Sr. built a plant in 1922 at Clover Field (Santa Monica Airport) for the Douglas Aircraft Company.
What company was the structure at Clover Field for?

answer: yes

[Q]: Sentence: Other efforts included the formation of research facilities in the US (SERI, now NREL), Japan (NEDO), and Germany (Fraunhofer Institute for Solar Energy Systems ISE). Question: What is the name of the solar energy research facility in the US? OPTIONS:
- yes
- no
++++++++++
[A]: yes

Q: Does "Until 1817, Edward's niece, Princess Charlotte of Wales, was the only legitimate grandchild of George III." provide a valid answer to "When was Queen Victoria born?"?
OPTIONS:
- yes
- no
A: no

Problem: Does "Victoria's self-imposed isolation from the public diminished the popularity of the monarchy, and encouraged the growth of the republican movement." answer the question "What was a major reason Victoria's monarchy was not as popular as some others?" OPTIONS:
- yes
- no

A: yes

Does the sentence "Since the early days of rail transport in the United States, Philadelphia has served as hub for several major rail companies, particularly the Pennsylvania Railroad and the Reading Railroad." provide a valid answer to the question "Name 2 rail companies that use the city as a hub?" OPTIONS:
- yes
- no

A: yes

Does the sentence "There is a tendency to abandon traditionally gender-invariable adjectives in favour of marked ones, something prevalent in Occitan and French." provide a valid answer to the question "What would be the traditional form of a gender-invariable adjective?" OPTIONS:
- yes
- no

A:
no