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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Ka7 win in 5 half-moves
3 Kab6 win in 5 half-moves
4 Kb4 win in 5 half-moves
5 Rc8 win in 5 half-moves
6 Ka4 win in 7 half-moves
7 Kaa5 draw
8 Kba5 draw
9 Kbb6 draw
10 Kc5 draw
11 Kc6 draw
12 Ra7 draw
13 Rb8 draw
14 Rd8 draw
15 Rh8 draw
16 Kc4 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves