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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb5 win in 9 half-moves
3 Ka6 draw
4 Ke7 draw
5 Kf7 draw
6 Kg7 draw
7 Ra8 draw
8 Rd8 draw
9 Re5 draw
10 Re6 draw
11 Re7 draw
12 Ka4 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves