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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 K5d6 draw
3 K5e6 draw
4 K5f6 draw
5 K7d6 draw
6 K7e6 draw
7 K7f6 draw
8 Kd5 draw
9 Kd7 draw
10 Kd8 draw
11 Ke8 draw
12 Kf5 draw
13 Kf7 draw
14 Kf8 draw
15 Ra5 draw
16 Rb6 draw
17 Rb7 draw
18 Rc5 draw
19 Kd4 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Rb4 loss in 2 half-moves
26 Rd5 loss in 2 half-moves