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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Ka6 draw
3 Ka8 draw
4 Kb6 draw
5 Kb7 draw
6 Kb8 draw
7 Ra6 draw
8 Re1 draw
9 Rf1 draw
10 Rg1 draw
11 Ra2 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rh1 loss in 2 half-moves