Holdem is a variation of poker in which players compose the best 5 card hand using the two downcards in their hand (hol cards) and the five shared community cards on the board. A player can use both hole cards, one, or none (play the board) to make their hande. These beset of any five card combination using the player hole cards and the board cards determines the winner of the hand. A dealer button is used to determine the betting order and the order in which the cards are dealth. A big blinkd and a small blind bet after the dealer button tahtat srats the betting.