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 Rf8 win in 3 half-moves
3 Kc6 win in 5 half-moves
4 Kd6 win in 5 half-moves
5 Ke6 win in 7 half-moves
6 Ke7 win in 7 half-moves
7 Rh8 win in 7 half-moves
8 Kd8 win in 9 half-moves
9 Rd8 win in 9 half-moves
10 Re6 win in 9 half-moves
11 Kc8 win in 11 half-moves
12 Re7 win in 11 half-moves
13 Kc7 win in 13 half-moves
14 Nc4 loss in 2 half-moves
15 Nc6 loss in 2 half-moves
16 Nd3 loss in 2 half-moves
17 Nf3 loss in 2 half-moves
18 Nf7 loss in 2 half-moves
19 Ng4 loss in 2 half-moves
20 Ng6 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves