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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Kb8 win in 5 half-moves
4 Ke7 win in 5 half-moves
5 Ke8 win in 5 half-moves
6 Kcd7 draw
7 Kdc8 draw
8 Kdd7 draw
9 Rd7 draw
10 Re7 draw
11 Rf5 draw
12 Rf8 draw
13 Rg7 draw
14 Rh7 draw
15 Kc6 loss in 2 half-moves
16 Kcc8 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rf6 loss in 2 half-moves