Can the pawns reach the other side of the board?
You can put it anywhere you want it on this 64 squares.
So, that the game could be easily generalized for a “chessboard” of any shape.
Can you make them queens, as per the rules of chess?
Say 7 queens, 11 rooks, 6 knights and a bishop among 20 pawns?
Sure. It’s 196.
Can the pawns reach the other side of the board?
You can put it anywhere you want it on this 64 squares.
So, that the game could be easily generalized for a “chessboard” of any shape.
Can you make them queens, as per the rules of chess?
Say 7 queens, 11 rooks, 6 knights and a bishop among 20 pawns?
Sure. It’s 196.