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 5 half-moves
3 Kf7 draw
4 Kf8 draw
5 Kgg7 draw
6 Kgh7 draw
7 Khg7 draw
8 Khh7 draw
9 Ra3 draw
10 Rb4 draw
11 Rb5 draw
12 Rb6 draw
13 Rc3 draw
14 Rd3 draw
15 Re3 draw
16 Rf3 draw
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rh3 loss in 2 half-moves