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

EGTB: win in 4 half-moves

# move score
1 Kb8 win in 3 half-moves
2 Ke7 win in 3 half-moves
3 Kf7 win in 3 half-moves
4 Kf8 win in 3 half-moves
5 Kb7 draw
6 Ked7 draw
7 Rd6 draw
8 Kc7 loss in 2 half-moves
9 Kcd7 loss in 2 half-moves
10 Rd1 loss in 2 half-moves
11 Rd2 loss in 2 half-moves
12 Rd3 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Rd7 loss in 2 half-moves