A chess player with no-one else to play with.
When one person plays chess against many opponents at the same time is called a simul.
Someone who plays the violin is a violinist.
You call someone who plays any instrument alone a "soloist."
Someone who plays the piano is called a pianist, but someone who plays the keyboard can be called a keyboardist.
a false checkmate is when someone calls "checkmate" in a chess game and if you can move without getting out then it is a false checkmate. If they call it you get to go 2 times. :) enjoy your chess game!
yes he plays chess