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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kd2 win in 1 half-moves
3 Kd3 win in 1 half-moves
4 Kd4 win in 1 half-moves
5 Kg5 win in 1 half-moves
6 Kh5 win in 1 half-moves
7 Rb1 win in 1 half-moves
8 Kc2 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Kg3 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kh3 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Kb2 loss in 1 half-moves
21 Kb3 loss in 1 half-moves