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 Ka4 draw
3 Ka5 draw
4 Kb4 draw
5 Kc4 draw
6 Kc5 draw
7 Kc6 draw
8 Ra3 draw
9 Ra4 draw
10 Ra7 draw
11 Rb6 draw
12 Rf6 draw
13 Rg6 draw
14 Rh6 draw
15 Kb6 loss in 18 half-moves
16 Ra5 loss in 18 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Re6 loss in 2 half-moves