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

EGTB: win in 6 half-moves

# move score
1 Rb7 win in 5 half-moves
2 Rb8 win in 9 half-moves
3 Ra4 draw
4 Rb1 draw
5 Rb2 draw
6 Rb3 draw
7 Rc4 draw
8 Rd4 draw
9 Re4 draw
10 Kf5 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Kgg7 loss in 2 half-moves
16 Kgh7 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Khg7 loss in 2 half-moves
20 Khh7 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves