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 Ke3 win in 7 half-moves
3 Kf3 win in 7 half-moves
4 Kc1 draw
5 Kc2 draw
6 Kd3 draw
7 Kdd2 draw
8 Kde1 draw
9 Ked2 draw
10 Kee1 draw
11 Kf1 draw
12 Kf2 draw
13 Rg2 draw
14 Rh1 draw
15 Rh3 draw
16 Rh4 draw
17 Rh8 draw
18 Rh5 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves