Problem: What National Park is located in northwestern Wyoming?
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A: yellowstone

Q: Which fish is used in the dish 'gravlax' (or 'gravadlax')?
A: salmon

Problem: Where was opera singer Maria Callas born?
Answer: usa

Q: "How many books are there in the ""Harry Potter"" series by J K Rowling?"
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A: 7

Q: "Whose Symphony No. 1 was called ""Beethoven's Tenth"" by conductor Hans von Bulow?"
What is the answer?

A: brahms

Mei Li:
Which football club bought Ronaldo from Manchester United for 80m??
Shuai Zheng:
real madrid