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 Ka5 draw
4 Kb4 draw
5 Kb5 draw
6 Ra7 draw
7 Rb2 draw
8 Rb3 draw
9 Rb4 draw
10 Rb5 draw
11 Rc7 draw
12 Rf7 draw
13 Re7 loss in 22 half-moves
14 Kb3 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Rg7 loss in 1 half-moves
19 Rh7 loss in 1 half-moves