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 Ka6 draw
3 Ka8 draw
4 Kb6 draw
5 Kb7 draw
6 Kb8 draw
7 Rb4 draw
8 Rc4 draw
9 Rd4 loss in 4 half-moves
10 Re4 loss in 4 half-moves
11 Ra1 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves