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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Kc1 win in 7 half-moves
3 Kc2 win in 7 half-moves
4 Kdd2 win in 7 half-moves
5 Ke3 win in 7 half-moves
6 Kd3 draw
7 Ked2 draw
8 Kf1 draw
9 Kf2 draw
10 Kf3 draw
11 Rg1 draw
12 Rh1 draw