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

EGTB: win in 4 half-moves

# move score
1 Rd6 win in 3 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kc3 draw
5 Kd1 draw
6 Kd3 draw
7 Kd6 draw
8 Ke1 draw
9 Ke2 draw
10 Ke3 draw
11 Ra6 draw
12 Rb2 draw
13 Rb4 draw
14 Rc6 draw
15 Kd5 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Kf7 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb7 loss in 2 half-moves
26 Rb8 loss in 2 half-moves