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 Kbb6 win in 7 half-moves
3 Kcb6 win in 7 half-moves
4 Kcc6 win in 7 half-moves
5 Kd4 win in 7 half-moves
6 Kd6 win in 7 half-moves
7 Rb7 win in 7 half-moves
8 Rc8 win in 7 half-moves
9 Kd5 draw
10 Rf8 draw
11 Ka4 loss in 2 half-moves
12 Ka5 loss in 2 half-moves
13 Ka6 loss in 2 half-moves
14 Kbb4 loss in 2 half-moves
15 Kbc4 loss in 2 half-moves
16 Kbc6 loss in 2 half-moves
17 Kcb4 loss in 2 half-moves
18 Kcc4 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves