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

EGTB: win in 4 half-moves

# move score
1 K3b3 win in 3 half-moves
2 K3b4 win in 3 half-moves
3 K4b3 win in 3 half-moves
4 K4b4 win in 3 half-moves
5 Kb2 win in 3 half-moves
6 Kb5 win in 3 half-moves
7 Kc5 win in 3 half-moves
8 Kd5 win in 3 half-moves
9 Rb6 win in 3 half-moves
10 Rd6 win in 3 half-moves
11 Ra2 win in 5 half-moves
12 Ra3 win in 5 half-moves
13 Ra4 win in 5 half-moves
14 Rc6 win in 5 half-moves
15 Kc2 win in 7 half-moves
16 Ra1 win in 7 half-moves
17 Ra7 win in 9 half-moves
18 K3d3 draw
19 K3d4 draw
20 K4d3 draw
21 K4d4 draw
22 Kd2 draw
23 Ra8 draw
24 Re6 draw
25 Rf6 draw
26 Ra5 loss in 2 half-moves
27 Rg6 loss in 2 half-moves
28 Rh6 loss in 2 half-moves