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

EGTB: win in 14 half-moves

# move score
1 Ra6 win in 13 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb3 draw
5 Kb4 draw
6 Ke4 draw
7 Rc6 draw
8 Re7 draw
9 Re8 draw
10 Kb2 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves