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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Kb4 win in 3 half-moves
3 Rb2 win in 3 half-moves
4 Rd2 win in 3 half-moves
5 Kd1 win in 7 half-moves
6 Ke1 win in 7 half-moves
7 Ked3 win in 7 half-moves
8 Ra1 win in 7 half-moves
9 Ra3 win in 7 half-moves
10 Ke3 win in 9 half-moves
11 Rc2 win in 9 half-moves
12 Kc3 win in 13 half-moves
13 Kf2 win in 13 half-moves
14 Kb5 win in 21 half-moves
15 Kc5 draw
16 Kcd3 draw
17 Kd2 draw
18 Kd4 draw
19 Kd5 draw
20 Kf1 draw
21 Kf3 draw
22 Ra4 draw
23 Ra8 draw
24 Ra5 loss in 2 half-moves
25 Ra6 loss in 2 half-moves
26 Ra7 loss in 2 half-moves