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

EGTB: win in 6 half-moves

# move score
1 Ra6 win in 5 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Kde7 draw
6 Kde8 draw
7 Ke6 draw
8 Kf6 draw
9 Kf8 draw
10 Kfe7 draw
11 Kfe8 draw
12 Kg6 draw
13 Kg7 draw
14 Kg8 draw
15 Ra5 draw
16 Ra7 draw
17 Ra8 draw
18 Rh4 draw
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rg4 loss in 2 half-moves