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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Kb6 draw
3 Kc6 draw
4 Ra6 draw
5 Ra7 draw
6 Ra8 draw
7 Ka7 loss in 16 half-moves
8 Kc7 loss in 10 half-moves
9 Ka6 loss in 6 half-moves
10 Kc8 loss in 6 half-moves
11 Ka8 loss in 4 half-moves
12 Kb8 loss in 4 half-moves
13 Re4 loss in 4 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Rf4 loss in 1 half-moves
21 Rg4 loss in 1 half-moves
22 Rh4 loss in 1 half-moves