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

EGTB: win in 8 half-moves

# move score
1 Kb4 win in 7 half-moves
2 Kb5 win in 7 half-moves
3 Kb6 win in 7 half-moves
4 Rb8 win in 7 half-moves
5 Ra8 win in 9 half-moves
6 Kc4 draw
7 Kc6 draw
8 Kd4 draw
9 Kd5 draw
10 Kd6 draw
11 Ke8 draw
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves