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

EGTB: win in 4 half-moves

# move score
1 Kf8 win in 3 half-moves
2 Rb5 win in 5 half-moves
3 Rc5 win in 5 half-moves
4 Rg7 win in 5 half-moves
5 Rg8 win in 7 half-moves
6 Kf7 win in 9 half-moves
7 Kb7 draw
8 Kb8 draw
9 Kc7 draw
10 Kcd7 draw
11 Kcd8 draw
12 Ke7 draw
13 Ked7 draw
14 Ked8 draw
15 Ra5 draw
16 Rg3 draw
17 Rg4 draw
18 Rg6 draw
19 Rh5 draw
20 Rd5 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rg2 loss in 2 half-moves