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

EGTB: win in 4 half-moves

# move score
1 Rf2 win in 3 half-moves
2 Kc1 win in 7 half-moves
3 Kc2 win in 7 half-moves
4 Kd1 win in 11 half-moves
5 Ke4 win in 11 half-moves
6 Ke1 draw
7 Kf2 draw
8 Kf3 draw
9 Kf4 draw
10 Re1 draw
11 Rg2 draw
12 Rh2 draw
13 Kc3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kdd3 loss in 2 half-moves
16 Ked3 loss in 2 half-moves