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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Kd5 win in 9 half-moves
4 Ke5 win in 9 half-moves
5 Kf5 win in 9 half-moves
6 Kc3 draw
7 Kc4 draw
8 Kc5 draw
9 Kd3 draw
10 Kf6 draw
11 Kg6 draw
12 Kh5 draw
13 Kh6 draw
14 Ra7 draw
15 Rb6 draw
16 Rb8 draw
17 Rc7 draw
18 Rd7 draw
19 Re7 draw
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Kf4 loss in 2 half-moves
23 Kg4 loss in 2 half-moves
24 Kh4 loss in 2 half-moves
25 Rb1 loss in 2 half-moves
26 Rb2 loss in 2 half-moves
27 Rb3 loss in 2 half-moves
28 Rf7 loss in 2 half-moves
29 Rg7 loss in 2 half-moves
30 Rh7 loss in 2 half-moves