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

EGTB: win in 8 half-moves

# move score
1 Kb4 win in 7 half-moves
2 Ka5 draw
3 Kb3 draw
4 Kd1 draw
5 Kd2 draw
6 Ra5 draw
7 Ra7 draw
8 Ra8 draw
9 Rb6 draw
10 Rd6 draw
11 Kb5 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Kf1 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Ka3 loss in 1 half-moves