Chess GO description

A pair of chess game
An intellectual athletic campaign
The role of the pawn:King,Qing,Rook,Bishop,Knight,Pawn
Seven difficulty:
Beginner Level
Easy Level
Middle Level
Hard Level
Expert Level
Master Level
Grand Master
Can be a single PK AI, you can also play two players (one player,two players)
The board consists of 64 black and white (dark and light) grid
8 lines from the left to the right are the letters a, b, c, d, e, f, g, h.
8 horizontal lines from white to black are the numbers 1, 2, 3, 4, 5, 6, 7, 8