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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kb7 win in 1 half-moves
3 Ra8 win in 3 half-moves
4 Ka6 draw
5 Ka8 draw
6 Kb8 draw
7 Kg7 draw
8 Kg8 draw
9 Kh7 draw
10 Rb8 draw
11 Rc8 draw
12 Rd8 draw
13 Re3 draw
14 Re4 draw
15 Re5 draw
16 Re6 draw
17 Re7 draw
18 Re1 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves