The essence of this game is that you need to remove all cards from the playing field. The only card which you can remove without any combinations - a king, all other cards are subject to careful scrutiny. Take a good look at all the cards that are in front of you and look at the options that will be equal to the number thirteen. If the card is not enough to remove them from the game, then you will easily be able to use the bottom of cards and remove them in pairs.