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