Rubber bridge they must play a card of the suit led if they have one. A player who has no cards of the suit led may play any card either discarding or trumping. A trick is won by the highest card of the suit led unless trumps are played, when the highest trump wins. The winner of the trick leads to the next trick. The main article includes a detailed description of rubber bridge scoring with examples. Essentially, each winning bid's value is scored "below the line" (e.g., 3 Spades nets 90 points below the line) and overtricks, bonuses, etc. are scored
History of contract bridge to the rules of the game dates from 1886 and calls it "Biritch, or Russian Whist". The game featured several significant developments from whist: dealer chose the trump suit, or nominated his partner to do so; there was a call of no trumps (biritch); and the dealer's partner's hand became dummy. There were other similarities to bridge: points were scored above and below the line; the score could be doubled and redoubled; scoring a game in one deal required 3 in no trumps, 4 in hearts, or 5 in diamonds (although it could not be done at all, undoubled, in