Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kb1 draw
5 Kb2 draw
6 Kb3 draw
7 Kd8 draw
8 Ra8 draw
9 Rb1 draw
10 Kb7 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb7 loss in 2 half-moves