[Q]: Sentence: In 1631 Juan Rangel de Biezma discovered a rich vein of silver, and subsequently established San Jose del Parral near the site. Question: Which precious metal did Biezma discover? OPTIONS:
- yes
- no
++++++++++
[A]: yes

[Q]: Sentence: BYU also claims notable professional football players including two-time NFL MVP and Super Bowl MVP and Pro Football Hall of Fame quarterback Question: Which Heisman Trophy winner graduated from BYU? OPTIONS:
- yes
- no
++++++++++
[A]: no

[Q]: Sentence: Approximately 2,000 North Carolinians from western North Carolina enlisted in the Union Army and fought for the North in the war. Question: How many North Carolinians from the west fought for the union Army? OPTIONS:
- yes
- no
++++++++++
[A]:
yes