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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kc4 draw
3 Kc6 draw
4 Kd4 draw
5 Kd5 draw
6 Kd6 draw
7 Rb2 draw
8 Rb5 draw
9 Rb7 draw
10 Rd3 draw
11 Rf3 draw
12 Ra3 loss in 6 half-moves
13 Kb4 loss in 4 half-moves
14 Kb5 loss in 4 half-moves
15 Kb6 loss in 4 half-moves
16 Rc3 loss in 4 half-moves
17 Rb1 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves