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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Rf7 win in 5 half-moves
3 Rb3 draw
4 Rb4 draw
5 Rb5 draw
6 Rb6 draw
7 Rc7 draw
8 Rd7 draw
9 Re7 draw
10 Rg7 draw
11 Kf1 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kgg2 loss in 2 half-moves
14 Kgh2 loss in 2 half-moves
15 Khg2 loss in 2 half-moves
16 Khh2 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb8 loss in 2 half-moves