Complex sentence: Acey-deucey is a variant of backgammon, which features a differing starting position, opening play, and rules for the endgame and the use of the doubling cube.
Split into simpler sentences: Acey-deucey is a variant of backgammon. Compared to standard backgammon, acey-deucey features a differing starting position, opening play, and rules for the endgame and the use of the doubling cube.