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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Kc3 draw
3 Kd5 draw
4 Ke3 draw
5 Ke4 draw
6 Ke5 draw
7 Kg7 draw
8 Kg8 draw
9 Kh7 draw
10 Rc3 draw
11 Rd1 draw
12 Rd2 draw
13 Re3 draw
14 Rf3 draw
15 Rg3 draw
16 Kc4 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rb3 loss in 2 half-moves