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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Kd4 win in 3 half-moves
4 Rc7 win in 3 half-moves
5 Rd7 win in 3 half-moves
6 Rb7 win in 13 half-moves
7 Kd7 win in 17 half-moves
8 Kb3 win in 21 half-moves
9 Kb2 draw
10 Kc2 draw
11 Kd2 draw
12 Kd3 draw
13 Kf7 draw
14 Ra3 draw
15 Ra5 draw
16 Kd6 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Kf8 loss in 2 half-moves
22 Ra1 loss in 2 half-moves
23 Ra2 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Ra6 loss in 2 half-moves
26 Ra8 loss in 2 half-moves