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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb5 draw
6 Kb7 draw
7 Ra6 draw
8 Ra7 draw
9 Ra8 draw
10 Rb1 draw
11 Rc1 draw
12 Kc5 loss in 6 half-moves
13 Kc6 loss in 6 half-moves
14 Kc7 loss in 6 half-moves
15 Ra3 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rd1 loss in 1 half-moves