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

EGTB: win in 2 half-moves

# move score
1 Ra6 win in 1 half-moves
2 Ka7 draw
3 Kb8 draw
4 Kd1 draw
5 Kd2 draw
6 Ke2 draw
7 Kf1 draw
8 Kf2 draw
9 Ra3 draw
10 Ra4 draw
11 Rb5 draw
12 Rc5 draw
13 Ra1 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rh5 loss in 2 half-moves
21 Kb7 loss in 1 half-moves