response: Have you ever been to Canada ? There American football is also referred as football
original_response: That's true. Football is also popular in Canada. There are 11 players on each team.
history: watching football is one of my favorite things to do. Since you like watching football, you might already know that it is also known as gridiron football I really just like watching my local team. American football actually originated from rugby football. OH really? I didn't know that! And the first match was played in 1869 between 2 college teams. Wow I didn't realize this sport was that old And another fact is that the game originated from varieties of football that was played in Britain during the 19th century I guess they had to figure out stuff to do to keep them entertained.
knowledge: American football, referred to as football in the United States and Canada, and also known as gridiron football or simply gridiron, is a team sport played by two teams of eleven players on a rectangular field with goalposts at each end.