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

EGTB: win in 4 half-moves

# move score
1 Kd1 win in 3 half-moves
2 Kd2 win in 3 half-moves
3 Kb1 draw
4 Kb2 draw
5 Kc2 draw
6 Kg4 draw
7 Kg6 draw
8 Kh6 draw
9 Re1 draw
10 Rg2 draw
11 Rg3 draw
12 Rg4 draw
13 Kf4 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Kh4 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves