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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb3 win in 3 half-moves
3 Kd2 win in 5 half-moves
4 Rd6 win in 5 half-moves
5 Rb1 win in 9 half-moves
6 Kd4 draw
7 Ke2 draw
8 Ke4 draw
9 Kf2 draw
10 Kf3 draw
11 Kf4 draw
12 Kg1 draw
13 Kg2 draw
14 Kg3 draw
15 Kh1 draw
16 Kh3 draw
17 Ra6 draw
18 Rb4 draw
19 Rb5 draw
20 Rc6 draw
21 Re6 draw
22 Rf6 draw
23 Kd3 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh6 loss in 2 half-moves