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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kc3 draw
5 Kd1 draw
6 Kd3 draw
7 Kde1 draw
8 Kde2 draw
9 Ke3 draw
10 Kf2 draw
11 Kfe1 draw
12 Kfe2 draw
13 Kg1 draw
14 Kg2 draw
15 Ra1 draw
16 Ra2 draw
17 Ra4 draw
18 Rb8 draw
19 Rc8 draw
20 Rd8 draw
21 Rh8 draw
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves