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 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc4 draw
6 Kc6 draw
7 Kd4 draw
8 Kd5 draw
9 Kd6 draw
10 Rb3 draw
11 Rc3 draw
12 Rd3 draw
13 Re3 draw
14 Rf3 draw
15 Rg3 draw
16 Rh2 draw
17 Rh4 draw
18 Rh5 draw
19 Rh6 draw
20 Rh8 draw
21 Ra3 loss in 2 half-moves
22 Rh1 loss in 2 half-moves