D 2a 2

D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2
D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2
D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2D 2a 2