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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rb6 win in 5 half-moves
3 Rf4 win in 5 half-moves
4 Rg4 win in 5 half-moves
5 Rh4 win in 5 half-moves
6 K7f7 draw
7 K7f8 draw
8 K7h7 draw
9 K7h8 draw
10 K8f7 draw
11 K8f8 draw
12 K8h7 draw
13 K8h8 draw
14 Kg6 draw
15 Kh6 draw
16 Ra4 draw
17 Rb5 draw
18 Rb7 draw
19 Kf6 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re4 loss in 2 half-moves