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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kb5 win in 5 half-moves
3 Ra6 win in 5 half-moves
4 Ka5 win in 7 half-moves
5 Ka2 win in 9 half-moves
6 Kab4 win in 9 half-moves
7 Kb2 win in 9 half-moves
8 Kc3 win in 9 half-moves
9 Kbb4 win in 11 half-moves
10 Kc2 win in 11 half-moves
11 Kc4 win in 11 half-moves
12 Kaa3 win in 13 half-moves
13 Kba3 win in 13 half-moves
14 Rb8 win in 13 half-moves
15 Ra5 draw
16 Rc8 draw
17 Rd8 draw
18 Rh8 draw
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves