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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Rb3 win in 3 half-moves
4 Rb4 win in 3 half-moves
5 Ke2 draw
6 Ke3 draw
7 Kf2 draw
8 Kfg2 draw
9 Kfg3 draw
10 Kg1 draw
11 Kh1 draw
12 Kh3 draw
13 Khg2 draw
14 Khg3 draw
15 Ra6 draw
16 Rb5 draw
17 Rc6 draw
18 Rd6 draw
19 Rh6 draw
20 Ke4 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Kg4 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rf6 loss in 2 half-moves
27 Rg6 loss in 2 half-moves