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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Ra3 draw
3 Rb4 draw
4 Rb5 draw
5 Rb6 draw
6 Rb7 draw
7 Re3 draw
8 Rf3 draw
9 Rg3 draw
10 K2f3 loss in 2 half-moves
11 K2g3 loss in 2 half-moves
12 K2h3 loss in 2 half-moves
13 K4f3 loss in 2 half-moves
14 K4g3 loss in 2 half-moves
15 K4h3 loss in 2 half-moves
16 Kf1 loss in 2 half-moves
17 Kf2 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Kg1 loss in 2 half-moves
21 Kg5 loss in 2 half-moves
22 Kh1 loss in 2 half-moves
23 Kh2 loss in 2 half-moves
24 Kh4 loss in 2 half-moves
25 Kh5 loss in 2 half-moves
26 Rb1 loss in 2 half-moves
27 Rb2 loss in 2 half-moves
28 Rb8 loss in 2 half-moves
29 Rc3 loss in 2 half-moves
30 Rd3 loss in 2 half-moves