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 Ka3 draw
3 Ka4 draw
4 Kb4 draw
5 Kc4 draw
6 Ra7 draw
7 Rb4 draw
8 Rb5 draw
9 Rb6 draw
10 Rc7 draw
11 Kb2 loss in 8 half-moves
12 Ka2 loss in 6 half-moves
13 Kc2 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh7 loss in 1 half-moves