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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb6 draw
5 Kd1 draw
6 Kd2 draw
7 Ke2 draw
8 Ra5 draw
9 Rb1 draw
10 Rb7 draw
11 Rb8 draw
12 Rc5 draw
13 Rd5 draw
14 Re5 draw
15 Rf5 draw
16 Kb7 loss in 2 half-moves
17 Kf1 loss in 2 half-moves
18 Kf2 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rg5 loss in 2 half-moves
23 Rh5 loss in 2 half-moves