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

EGTB: win in 2 half-moves

# move score
1 Kg8 win in 1 half-moves
2 Kh7 draw
3 Ra7 draw
4 Rb7 draw
5 Rc3 draw
6 Rc8 draw
7 Rd7 draw
8 Rg7 draw
9 Rh7 draw
10 Rc1 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Kg7 loss in 1 half-moves