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 Rb7 win in 3 half-moves
3 Ra5 win in 5 half-moves
4 Rb8 win in 11 half-moves
5 Ka6 draw
6 Ka8 draw
7 Kb6 draw
8 Kb7 draw
9 Kb8 draw
10 Kd4 draw
11 Kd5 draw
12 Kd6 draw
13 Ke4 draw
14 Ke6 draw
15 Kf4 draw
16 Kf5 draw
17 Kf6 draw
18 Rb3 draw
19 Rb4 draw
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rd5 loss in 2 half-moves