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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Kd8 draw
7 Rb6 draw
8 Rb8 draw
9 Rc7 draw
10 Ke6 loss in 12 half-moves
11 Ke7 loss in 6 half-moves
12 Ke8 loss in 6 half-moves
13 Rb5 loss in 4 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb1 loss in 1 half-moves