Problem: If you were watching a game between the Pittsburgh Penguins and the Philadelphia Flyers, what sport would they be playing?
======
A: ice hockey

Problem: Which Persian emperor was defeated by the Greeks at the naval Battle of Salamis in 480 B.C.?
======
A: xerxes

Problem: "Which British comic strip character who appeared from September 1954 as a feature in ""Tiger"" magazine, had his own weekly comic from September 1976, which ran for 853 issues until March 1993?"
======
A: roy of rovers

Problem: How many steeplechase fences are on the Aintree Grand National race course?
======
A:
16