he is then naturally able to perform another Kong (杠 "gàng") and then another 'Replacement Tile For Kong' (补杠 "bǔ-gàng"). "If and only if" Player A draws a replacement tile (from this particular second-in-a-row 'Replacement Tile For Kong' (补杠 "bǔ-gàng")) which he is able to complete a winning hand, he is considered to have performed a 'Kong on Kong' (杠杠胡 "gàng-gàng-hú"). Due to the immense probabilistic difficulty of such a feat, it is generally awarded 10 points, or the "limit", whichever is the smaller number.