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

EGTB: win in 6 half-moves

# move score
1 Rb1 win in 5 half-moves
2 Ra6 draw
3 Rb2 draw
4 Rb3 draw
5 Rb4 draw
6 Rb7 draw
7 Rb8 draw
8 Rg6 draw
9 Rh6 draw
10 Kc3 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Kf1 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Kh1 loss in 2 half-moves
22 Kh2 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rc6 loss in 2 half-moves
25 Rd6 loss in 2 half-moves
26 Re6 loss in 2 half-moves
27 Rf6 loss in 2 half-moves