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

EGTB: win in 4 half-moves

# move score
1 K4b5 win in 3 half-moves
2 K6b5 win in 3 half-moves
3 Kb3 win in 3 half-moves
4 Kb4 win in 3 half-moves
5 Kb6 win in 3 half-moves
6 Kc3 win in 3 half-moves
7 Ra3 win in 3 half-moves
8 Rb2 win in 5 half-moves
9 Rc2 win in 5 half-moves
10 Rd2 win in 5 half-moves
11 Kd3 win in 7 half-moves
12 Ra4 win in 7 half-moves
13 Ra5 win in 7 half-moves
14 Kb7 win in 11 half-moves
15 Kc7 win in 11 half-moves
16 K4c5 win in 13 half-moves
17 K6c5 draw
18 Ra1 draw
19 Ra6 draw
20 Re2 draw
21 K4d5 loss in 2 half-moves
22 K6d5 loss in 2 half-moves
23 Kd4 loss in 2 half-moves
24 Kd6 loss in 2 half-moves
25 Kd7 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Ra8 loss in 2 half-moves
28 Rf2 loss in 2 half-moves
29 Rg2 loss in 2 half-moves
30 Rh2 loss in 2 half-moves