input: Please answer the following: Combine facts and answer this: Der Vampyr and Lakmé are both examples of what type of stage entertainment?
++++++++++
output: opera


input: Please answer the following: Combine facts and answer this: Which mountain is higher, Ngadi Chuli or Porong Ri?
++++++++++
output: Porong Ri


input: Please answer the following: Combine facts and answer this: What Canadian city was the venue for the Tokers Bowl from 2002 until a police raid in 2006?
++++++++++
output: Vancouver


input: Please answer the following: Combine facts and answer this: Who wrote childre's books Richard North Patterson or Robin McKinley?
++++++++++
output:
Robin McKinley