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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kf2 draw
3 Kg2 draw
4 Ra2 draw
5 Ra4 draw
6 Ra5 draw
7 Ra6 draw
8 Rc1 draw
9 Rd1 draw
10 Re1 draw
11 Rf1 draw
12 Kh1 loss in 2 half-moves
13 Kh2 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Kf1 loss in 1 half-moves