[Q]: Sentence: On completing this work he was transferred to the Oak Ridge facility, where he aided engineers in devising safety procedures for material storage so that criticality accidents (for example, due to sub-critical amounts of fissile material inadvertently stored in proximity on opposite sides of a wall) could be avoided. Question: Which weapon did Feynman found to not be feasible? OPTIONS:
- yes
- no
++++++++++
[A]: no

[Q]: Sentence: The period is also noted for the rise of the samurai class, which would eventually take power and start the feudal period of Japan. Question: What warrior class rose during the Heian era? OPTIONS:
- yes
- no
++++++++++
[A]: yes

[Q]: Sentence: The country joined what is now the European Union in 1981. Question: What organization was Greek a founding member? OPTIONS:
- yes
- no
++++++++++
[A]:
no