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

EGTB: win in 6 half-moves

# move score
1 Kg2 win in 5 half-moves
2 Rb5 win in 5 half-moves
3 Kg1 win in 7 half-moves
4 Rg5 win in 7 half-moves
5 Rf5 win in 13 half-moves
6 Kb1 draw
7 Kb2 draw
8 Kc1 draw
9 Kd1 draw
10 Kd2 draw
11 Ke1 draw
12 Ke2 draw
13 Kf2 draw
14 Ra5 draw
15 Rh1 draw
16 Rh2 draw
17 Rh3 draw
18 Rh4 draw
19 Kb3 loss in 2 half-moves
20 Kc3 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Rh6 loss in 2 half-moves
26 Rh7 loss in 2 half-moves
27 Rh8 loss in 2 half-moves