t = int(input())

for _ in range(t):
    grid = [input() for _ in range(3)]
    kou, yuk = False, False
    for i in range(3):  #检查横向
        if grid[i] == "*o*":#小紫有被夹吃
            kou = True
        elif grid[i] == "o*o":#小红有被夹吃
            yuk = True
        #检查纵向
        col = grid[0][i] + grid[1][i] + grid[2][i]
        if col == "*o*":#小紫有被夹吃
            kou = True
        elif col == "o*o":#小红有被夹吃
            yuk = True
    #本次结果输出
    if kou and not yuk:#小紫有被夹吃小红无
        print("kou")
    elif not kou and yuk:#小红有被夹吃小紫无
        print("yukari")
    else:#其他情况
        print("draw")