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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Ka1 draw
3 Ka3 draw
4 Ka4 draw
5 Ka6 draw
6 Kb1 draw
7 Kb2 draw
8 Kb3 draw
9 Kb4 draw
10 Kb5 draw
11 Rb8 draw
12 Rc8 draw
13 Rg8 draw
14 Rh8 draw
15 Kb6 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves