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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 K6d7 draw
3 K6e7 draw
4 K6f7 draw
5 K8d7 draw
6 K8e7 draw
7 K8f7 draw
8 Kd5 draw
9 Kd6 draw
10 Kd8 draw
11 Ke5 draw
12 Kf5 draw
13 Ra3 draw
14 Rb4 draw
15 Rb6 draw
16 Rb7 draw
17 Rb8 draw
18 Rf3 draw
19 Rg3 draw
20 Rh3 draw
21 Kf6 loss in 2 half-moves
22 Kf8 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rc3 loss in 2 half-moves
26 Rd3 loss in 2 half-moves
27 Re3 loss in 2 half-moves