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 Ka4 draw
3 Ka5 draw
4 Kb3 draw
5 Kb5 draw
6 Kc4 draw
7 Kc5 draw
8 Ra6 draw
9 Rc6 draw
10 Rg6 draw
11 Ka3 loss in 12 half-moves
12 Rb7 loss in 10 half-moves
13 Kc3 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rh6 loss in 1 half-moves