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 Rb1 draw
4 Rb5 draw
5 Rb6 draw
6 Rd2 draw
7 Re2 draw
8 Rf2 draw
9 Rg2 draw
10 Kf7 loss in 2 half-moves
11 Kf8 loss in 2 half-moves
12 Kgg7 loss in 2 half-moves
13 Kgh7 loss in 2 half-moves
14 Khg7 loss in 2 half-moves
15 Khh7 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rh2 loss in 2 half-moves