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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Ka3 draw
3 Ka5 draw
4 Kab3 draw
5 Kab4 draw
6 Kb2 draw
7 Kb5 draw
8 Kc2 draw
9 Kc4 draw
10 Kcb3 draw
11 Kcb4 draw
12 Kd2 draw
13 Kd3 draw
14 Kd4 draw
15 Rb6 draw
16 Rc6 draw
17 Rg6 draw
18 Ra7 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Rf6 loss in 2 half-moves
23 Rh6 loss in 2 half-moves