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

EGTB: win in 4 half-moves

# move score
1 Kg5 win in 3 half-moves
2 Kh5 win in 3 half-moves
3 Rb5 win in 3 half-moves
4 Rb6 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Rb8 win in 3 half-moves
7 Kf6 draw
8 Kf7 draw
9 Kf8 draw
10 Kg8 draw
11 Kgg6 draw
12 Kgh7 draw
13 Kh8 draw
14 Khg6 draw
15 Khh7 draw
16 Ra4 draw
17 Rb3 draw
18 Rc4 draw
19 Rd4 draw
20 Re4 draw
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves