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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Ka5 draw
3 Ka6 draw
4 Kb4 draw
5 Kb6 draw
6 Kc4 draw
7 Kc5 draw
8 Kc6 draw
9 Ra3 draw
10 Ra5 draw
11 Ra6 draw
12 Rb4 draw
13 Rd4 draw
14 Rh4 draw
15 Ra2 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves