[Q]: Sentence: The Federal Reserve, which was established in 1913, was designed to furnish an "elastic" currency subject to "substantial changes of quantity over short periods", which differed significantly from previous forms of high-powered money such as gold, national bank notes, and silver coins. Question: What had previously kept prices stable?
++++++++++
[A]: no

[Q]: Sentence: Yet there is a nucleation barrier, which implies an interfacial discontinuity (or internal surface) between the glass and the melt. Question: What shows that there is an inner surface between glass and melt?
++++++++++
[A]: yes

[Q]: Sentence: There is a very active tradition of hunting of small to medium-sized wild game in Trinidad and Tobago. Question: Where is there a very active tradition of hunting of small to medium-sized wild game?
++++++++++
[A]:
yes