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

EGTB: win in 2 half-moves

# move score
1 Ka7 win in 1 half-moves
2 Kab5 win in 1 half-moves
3 Kb4 win in 1 half-moves
4 Kaa6 draw
5 Kba6 draw
6 Kbb5 draw
7 Ra6 draw
8 Ra7 draw
9 Rb8 draw
10 Rc8 draw
11 Rg8 draw
12 Rh8 draw
13 Ka4 loss in 1 half-moves
14 Kb7 loss in 1 half-moves
15 Kc5 loss in 1 half-moves
16 Kc6 loss in 1 half-moves
17 Kc7 loss in 1 half-moves
18 Rd8 loss in 1 half-moves
19 Re8 loss in 1 half-moves
20 Rf8 loss in 1 half-moves