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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Kb6 draw
5 Kb8 draw
6 Kc6 draw
7 Kc7 draw
8 Kc8 draw
9 Ra4 draw
10 Ra5 draw
11 Ra6 draw
12 Ra7 draw
13 Rb8 draw
14 Re8 draw
15 Rf8 draw
16 Rg8 draw
17 Rh8 draw
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rd8 loss in 2 half-moves