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

EGTB: win in 4 half-moves

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