D 50 2

D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2
D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2
D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2D 50 2