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 Rb4 win in 3 half-moves
4 Rb5 win in 3 half-moves
5 Re6 win in 3 half-moves
6 Ke2 draw
7 Ke3 draw
8 Ke4 draw
9 Kf2 draw
10 Kf4 draw
11 Kfg3 draw
12 Kfg4 draw
13 Kg2 draw
14 Kh3 draw
15 Khg3 draw
16 Khg4 draw
17 Ra6 draw
18 Rb1 draw
19 Rc6 draw
20 Rd6 draw
21 Kg5 loss in 2 half-moves
22 Kh5 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rf6 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh6 loss in 2 half-moves