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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Kab2 win in 7 half-moves
3 Kb3 win in 9 half-moves
4 Ka1 draw
5 Ka4 draw
6 Kaa2 draw
7 Kba2 draw
8 Kbb2 draw
9 Kc1 draw
10 Kc2 draw
11 Rb8 draw
12 Rh8 draw
13 Kb4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves