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