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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kd5 win in 3 half-moves
3 Kf6 win in 3 half-moves
4 Kg6 win in 3 half-moves
5 Ra7 win in 3 half-moves
6 Rb5 win in 3 half-moves
7 Rc5 win in 3 half-moves
8 Rd5 win in 3 half-moves
9 Kb5 win in 5 half-moves
10 Kd6 win in 5 half-moves
11 Kd7 win in 5 half-moves
12 Kf7 win in 5 half-moves
13 Ra8 win in 11 half-moves
14 Kf8 win in 13 half-moves
15 Kb7 draw
16 Kc5 draw
17 Kc7 draw
18 Kg8 draw
19 Kh6 draw
20 Kh7 draw
21 Kh8 draw
22 Ra3 draw
23 Ra4 draw
24 Ra6 draw
25 Re5 draw
26 Rf5 draw
27 Ra1 loss in 2 half-moves
28 Ra2 loss in 2 half-moves
29 Rg5 loss in 2 half-moves
30 Rh5 loss in 2 half-moves