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

EGTB: win in 6 half-moves

# move score
1 Ra3 win in 5 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra7 draw
5 Ra8 draw
6 Re4 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 K1b1 loss in 2 half-moves
11 K1b2 loss in 2 half-moves
12 K1d1 loss in 2 half-moves
13 K1d2 loss in 2 half-moves
14 K2b1 loss in 2 half-moves
15 K2b2 loss in 2 half-moves
16 K2d1 loss in 2 half-moves
17 K2d2 loss in 2 half-moves
18 Kb3 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rc4 loss in 2 half-moves
25 Rd4 loss in 2 half-moves