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

EGTB: win in 4 half-moves

# move score
1 Kc8 win in 3 half-moves
2 Ke8 draw
3 Re8 draw
4 Rf8 draw
5 Rg3 draw
6 Rh8 draw
7 Kc7 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Rg1 loss in 2 half-moves
11 Rg2 loss in 2 half-moves
12 Rg4 loss in 2 half-moves
13 Rg5 loss in 2 half-moves
14 Rg6 loss in 2 half-moves
15 Rg7 loss in 2 half-moves