Problem: Here's a complex question that requires someone to reason about the input, can you answer it? Kettenbrucke-Walzer commemorated the construction of the first chain bridge over a river located in which part of Europe ?

A: Central and Eastern Europe

Problem: Given the question: Here's a complex question that requires someone to reason about the input, can you answer it? Which plant is found on an island, Andersonia or Baptisia?
++++++++++++++++++++++++++++++++
The answer is:
Andersonia

input question: Here's a complex question that requires someone to reason about the input, can you answer it? Mark Adler is best known for authoring the Adler 32 checksum fuction and his contributions to what type of image format????
output answer: Portable Network Graphics (PNG)

Here's a complex question that requires someone to reason about the input, can you answer it? Sports Collectors Digest and The Family Handyman, are of which nationality?
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Answer: American

Q: Here's a complex question that requires someone to reason about the input, can you answer it? Were Michael Jackson and Joe Strummer the same nationality?
A: no

[Q]: Here's a complex question that requires someone to reason about the input, can you answer it? Craig Bolton, is an Australian rules footballer who has played with the Brisbane Lions and the Sydney Swans in the Australian Football League (AFL), he is unrelated to former Swans teammate Jude Bolton, a retired Australian rules football player who represented the Sydney Swans in the AFL, between which time span?
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[A]:
1999 and 2013