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