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

EGTB: draw

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