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 Rb5 win in 3 half-moves
3 Rc7 win in 3 half-moves
4 Rb6 win in 5 half-moves
5 Kb5 draw
6 Rd7 draw
7 Re7 draw
8 Rf7 draw
9 Rg7 draw
10 Rh7 draw
11 Ka3 loss in 2 half-moves
12 Ka4 loss in 2 half-moves
13 Ka5 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Ra7 loss in 2 half-moves