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 Rd6 win in 3 half-moves
4 Rb3 win in 5 half-moves
5 Rh6 win in 5 half-moves
6 Kd1 draw
7 Kd2 draw
8 Ke2 draw
9 Kef1 draw
10 Kef2 draw
11 Kf3 draw
12 Kg1 draw
13 Kg3 draw
14 Kgf1 draw
15 Kgf2 draw
16 Kh1 draw
17 Kh2 draw
18 Kh3 draw
19 Ra6 draw
20 Rb4 draw
21 Rb5 draw
22 Rc6 draw
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