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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 K5a6 win in 5 half-moves
3 K5b6 win in 5 half-moves
4 K7a6 win in 5 half-moves
5 K7b6 win in 5 half-moves
6 Ka4 win in 5 half-moves
7 Ka8 win in 5 half-moves
8 Kb4 win in 5 half-moves
9 Kb5 win in 5 half-moves
10 Kb7 win in 5 half-moves
11 Kb8 win in 5 half-moves
12 Re7 win in 5 half-moves
13 Re8 win in 5 half-moves
14 Ra6 draw
15 Rc6 draw
16 Rd6 draw
17 Re1 draw
18 Re2 draw
19 Rf6 draw
20 Re3 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rg6 loss in 2 half-moves
24 Rh6 loss in 2 half-moves