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 Kb7 draw
5 Kb8 draw
6 Ra2 draw
7 Ra4 draw
8 Ra6 draw
9 Rb1 draw
10 Rd1 draw
11 Rh1 draw
12 Kb6 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves