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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rc3 win in 3 half-moves
3 Kg6 win in 5 half-moves
4 Kg8 win in 5 half-moves
5 Kg7 win in 7 half-moves
6 Rh8 win in 11 half-moves
7 Rg3 win in 13 half-moves
8 Kb7 draw
9 Kb8 draw
10 Kc7 draw
11 Kd7 draw
12 Kd8 draw
13 Ke6 draw
14 Ke7 draw
15 Ke8 draw
16 Kf6 draw
17 Kf8 draw
18 Ra3 draw
19 Rh4 draw
20 Rh5 draw
21 Rh6 draw
22 Rh7 draw
23 Rd3 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves