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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Kc6 draw
3 Kd4 draw
4 Kd6 draw
5 Ke4 draw
6 Ke5 draw
7 Ke6 draw
8 Kg1 draw
9 Kg2 draw
10 Kh2 draw
11 Rc7 draw
12 Rd7 draw
13 Re7 draw
14 Rf1 draw
15 Rf5 draw
16 Rf6 draw
17 Rf8 draw
18 Rg7 draw
19 Kc4 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rf4 loss in 2 half-moves