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 Ka7 draw
3 Ka8 draw
4 Kb2 draw
5 Kc8 draw
6 Kd1 draw
7 Ra1 draw
8 Rb2 draw
9 Kb7 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb7 loss in 2 half-moves