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

EGTB: win in 50 half-moves

# move score
1 Rb4 win in 49 half-moves
2 Rb5 win in 55 half-moves
3 Ke1 draw
4 Ke2 draw
5 Ke3 draw
6 Kf1 draw
7 Kf3 draw
8 Kf5 draw
9 Kg1 draw
10 Kg2 draw
11 Kg3 draw
12 Kg5 draw
13 Kg7 draw
14 Kh5 draw
15 Kh6 draw
16 Kh7 draw
17 Ra6 draw
18 Rb1 draw
19 Rb2 draw
20 Rb3 draw
21 Rf6 draw
22 Kf6 loss in 2 half-moves
23 Kf7 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rd6 loss in 2 half-moves
28 Re6 loss in 2 half-moves