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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Kg1 draw
6 Kh1 draw
7 Kh2 draw
8 Kh3 draw
9 Re7 draw
10 Ra7 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg4 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Kg3 loss in 1 half-moves
20 Rg3 loss in 1 half-moves