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

EGTB: win in 4 half-moves

# move score
1 Kg4 win in 3 half-moves
2 Ke4 win in 7 half-moves
3 Kf4 win in 7 half-moves
4 Rh3 win in 9 half-moves
5 Kd4 win in 15 half-moves
6 Rh2 win in 15 half-moves
7 Ra4 draw
8 Rb4 draw
9 Rh1 draw
10 Kd2 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Kf3 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Kh6 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves