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 Re6 win in 3 half-moves
6 Rf6 win in 3 half-moves
7 Ke1 draw
8 Ke2 draw
9 Kf3 draw
10 Kff2 draw
11 Kfg2 draw
12 Kg1 draw
13 Kgf2 draw
14 Kgg2 draw
15 Kh2 draw
16 Kh3 draw
17 Ra6 draw
18 Rb5 draw
19 Rc6 draw
20 Rd6 draw
21 Kf4 loss in 2 half-moves
22 Kg4 loss in 2 half-moves
23 Kh4 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