forming a four-of-a-kind; declaring a kong
declaring a concealed kong; forming a concealed four-of-a-kind
turning a concealed pung into an open kong by calling another player's discard
three kongs; winning hand containing three kongs
winning hand consisting of four kongs and a pair
forming a kong by adding a tile drawn from the wall to a declared pung
dora tile revealed when a player declares a kong
forming a four-of-a-kind by adding a self-drawn tile to an open three-of-a-kind