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

EGTB: win in 16 half-moves

# move score
1 Rb8 win in 15 half-moves
2 Kc6 draw
3 Kd6 draw
4 Ke6 draw
5 Ra3 draw
6 Rb1 draw
7 Rb2 draw
8 Rb6 draw
9 Rb7 draw
10 Rg3 draw
11 Rh3 draw
12 Kc4 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Kh8 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rd3 loss in 2 half-moves
26 Re3 loss in 2 half-moves
27 Rf3 loss in 2 half-moves