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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kf1 draw
3 Kf2 draw
4 Rb1 draw
5 Rb2 draw
6 Rc5 draw
7 Rd5 draw
8 Re5 draw
9 Rf5 draw
10 Rg5 draw
11 Rh5 draw
12 Ka6 loss in 2 half-moves
13 Ka7 loss in 2 half-moves
14 Ka8 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kb8 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Kc8 loss in 2 half-moves
20 Kd1 loss in 2 half-moves
21 Kd2 loss in 2 half-moves
22 Ke2 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Rb6 loss in 2 half-moves