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 Kg5 draw
3 Kg6 draw
4 Kg7 draw
5 Ra7 draw
6 Rc7 draw
7 Re7 draw
8 Rf7 draw
9 Rg7 draw
10 Kb1 loss in 1 half-moves
11 Kb2 loss in 1 half-moves
12 Kc2 loss in 1 half-moves
13 Kd1 loss in 1 half-moves
14 Kd2 loss in 1 half-moves
15 Kh5 loss in 1 half-moves
16 Rd7 loss in 1 half-moves
17 Rh8 loss in 1 half-moves