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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Rb5 win in 3 half-moves
4 Rc5 win in 3 half-moves
5 Kc3 win in 7 half-moves
6 Kd3 win in 7 half-moves
7 Ra7 win in 7 half-moves
8 Rd5 win in 7 half-moves
9 Kc7 win in 9 half-moves
10 Rf5 win in 9 half-moves
11 Kd7 win in 11 half-moves
12 Kb7 draw
13 Kc4 draw
14 Kcc5 draw
15 Kcd5 draw
16 Kd6 draw
17 Kdc5 draw
18 Kdd5 draw
19 Ke3 draw
20 Ke4 draw
21 Ke5 draw
22 Ra1 draw
23 Ra4 draw
24 Ra6 draw
25 Ra8 draw
26 Re5 draw
27 Ra2 loss in 2 half-moves
28 Ra3 loss in 2 half-moves
29 Rg5 loss in 2 half-moves
30 Rh5 loss in 2 half-moves