Hockey is a sport
I think I've seen hockey on TV. Don't you play it on ice or something?
they play in teams of two against each other 
Yeah, I'm pretty sure I've seen it. Isn't that where the players have long sticks and are shooting a puck?
There are many types of hockey such as bandy and ice hockey
I must have seen ice hockey. What is bandy?
word "hockey" is in the 1773 book "Juvenile Sports and Pastimes, to Which Are Prefixed, Memoirs of the Author: Including a New Mode of Infant Education" by Richard Johnson (Pseud. Master Michel Angelo), whose chapter XI was titled "New Improvements on the Game of Hockey". The belief that hockey was mentioned in a 1363 proclamation by King Edward III of England is based on modern translations of the proclamation, which was originally in Latin and explicitly forbade the games "Pilam Manualem, Pedivam,
field sport that involves people "hitting each other with sticks and then running away for no readily-apparent reason", the result of a race memory of a war with an ancient and evil alien race thousands of years ago
- Calvinball - a game where there are only two rules: players must wear masks, and you can never play the same way twice; "Calvin and Hobbes" by Bill Watterson
- HyperBlade - an ultraviolent variant of ice hockey played on an ellipsoidal rink with either a puck or a