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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rb8 win in 3 half-moves
3 Rb6 win in 5 half-moves
4 Kf6 draw
5 Kf7 draw
6 Kf8 draw
7 Kg6 draw
8 Kgg8 draw
9 Kgh7 draw
10 Kh6 draw
11 Khg8 draw
12 Khh7 draw
13 Ra3 draw
14 Rb4 draw
15 Rb5 draw
16 Rc3 draw
17 Rd3 draw
18 Re3 draw
19 Rf3 draw
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves