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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Ka6 draw
3 Kb5 draw
4 Kb6 draw
5 Kg5 draw
6 Kg6 draw
7 Kh5 draw
8 Ra7 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Rg7 draw
13 Ka4 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc7 loss in 2 half-moves