The Game of Life, also known simply as Life, is a cellular automaton devised by the British mathematician John Horton Conway in 1970. It is a zero-player game, meaning that its evolution is determined by its initial state, requiring no further input. (Wikipedia)

1. A live cell with fewer than two live neighbors dies.
2. A live cell with more than three live neighbour dies.
3. A live cell with two or three live neighbors lives.
4. A dead cell with three live neighbours becomes alive again.

The saved image from the game