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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kd3 draw
5 Kd4 draw
6 Ke3 draw
7 Kf3 draw
8 Rf1 draw
9 Rf2 draw
10 Rf3 draw
11 Rf5 draw
12 Rf6 draw
13 Rg4 draw
14 Rh4 draw
15 Kd5 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves