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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 K1b2 draw
3 K1c2 draw
4 K1d2 draw
5 K3b2 draw
6 K3c2 draw
7 K3d2 draw
8 Kb1 draw
9 Kb3 draw
10 Kd1 draw
11 Kd3 draw
12 Ra1 draw
13 Ra2 draw
14 Ra3 draw
15 Ra5 draw
16 Re6 draw
17 Rf6 draw
18 Rg6 draw
19 Rh6 draw
20 Kb4 loss in 2 half-moves
21 Kc4 loss in 2 half-moves
22 Kd4 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rd6 loss in 2 half-moves