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

EGTB: win in 44 half-moves

# move score
1 Rb4 win in 43 half-moves
2 K3b4 win in 45 half-moves
3 K4b4 win in 45 half-moves
4 Ka5 win in 47 half-moves
5 Kb2 win in 47 half-moves
6 K4b3 win in 49 half-moves
7 Rg1 win in 49 half-moves
8 Rg2 win in 49 half-moves
9 Ka2 win in 51 half-moves
10 Rg3 win in 51 half-moves
11 Rg5 win in 51 half-moves
12 Rh4 win in 51 half-moves
13 Rf4 win in 55 half-moves
14 K3b3 loss in 6 half-moves
15 Kb5 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rg8 loss in 2 half-moves