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

EGTB: win in 20 half-moves

# move score
1 Ra7 win in 19 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb3 draw
5 Kb4 draw
6 Ke4 draw
7 Ke6 draw
8 Rc7 draw
9 Re6 draw
10 Re8 draw
11 Kb2 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Kf4 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves