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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Rh1 win in 3 half-moves
3 Rb4 draw
4 Rb5 draw
5 Rb6 draw
6 Rb7 draw
7 Rc1 draw
8 Rd1 draw
9 Re1 draw
10 Rg1 draw
11 K3f3 loss in 2 half-moves
12 K3f4 loss in 2 half-moves
13 K3h3 loss in 2 half-moves
14 K3h4 loss in 2 half-moves
15 K4f3 loss in 2 half-moves
16 K4f4 loss in 2 half-moves
17 K4h3 loss in 2 half-moves
18 K4h4 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Kg2 loss in 2 half-moves
22 Kg5 loss in 2 half-moves
23 Kh2 loss in 2 half-moves
24 Kh5 loss in 2 half-moves
25 Ra1 loss in 2 half-moves
26 Rb2 loss in 2 half-moves
27 Rb3 loss in 2 half-moves
28 Rb8 loss in 2 half-moves