Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd8 draw
6 Rb1 draw
7 Rb2 draw
8 Rb5 draw
9 Rb7 draw
10 Rb8 draw
11 Rc3 draw
12 Rd3 draw
13 Re3 draw
14 Rf3 draw
15 Rg3 draw
16 Rh3 draw
17 Kd7 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves