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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 K7b7 win in 7 half-moves
3 Kb5 win in 7 half-moves
4 Ra8 win in 7 half-moves
5 Rc8 win in 7 half-moves
6 Ka5 win in 11 half-moves
7 K6b6 draw
8 K6b7 draw
9 K7b6 draw
10 Ka8 draw
11 Kb8 draw
12 Rg8 draw
13 Rh3 draw
14 Rh7 draw
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Rh6 loss in 2 half-moves