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

EGTB: win in 2 half-moves

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