[Q]: Sentence: One way to divide hunter-gatherer groups is by their return systems. Question: To what kind of group does the delayed return system belong? OPTIONS:
- yes
- no
++++++++++
[A]: no

[Q]: Sentence: 2N2222A in a plastic case (but a PN108 is a plastic version of a BC108, not a 2N108, while the PN100 is unrelated to other xx100 devices). Question: What is a plastic version of a BC108? OPTIONS:
- yes
- no
++++++++++
[A]: yes

[Q]: Sentence: Isidore of Seville, writing in the 7th century, claimed that the Latin word Maurus was derived from the Greek mauron, , which is the Greek word for black. Question: When was this claim made? OPTIONS:
- yes
- no
++++++++++
[A]:
yes