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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb6 draw
3 Rb6 draw
4 Rd7 draw
5 Rf7 draw
6 Rg7 draw
7 Rh7 draw
8 Ka4 loss in 2 half-moves
9 Ka5 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Re7 loss in 2 half-moves