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

EGTB: win in 20 half-moves

# move score
1 Rh4 win in 19 half-moves
2 Kd1 draw
3 Kd2 draw
4 Kd3 draw
5 Rb5 draw
6 Rb7 draw
7 Rb8 draw
8 Rc4 draw
9 Rd4 draw
10 Re4 draw
11 Rf4 draw
12 Rg4 draw
13 Ke1 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Kf1 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kg6 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Kg8 loss in 2 half-moves
21 Kh6 loss in 2 half-moves
22 Kh8 loss in 2 half-moves
23 Ra4 loss in 2 half-moves
24 Rb1 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rb3 loss in 2 half-moves
27 Rb6 loss in 2 half-moves