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 Re1 draw
6 Re3 draw
7 Re7 draw
8 Re4 loss in 2 half-moves
9 Re5 loss in 2 half-moves
10 Re6 loss in 2 half-moves
11 Rf8 loss in 2 half-moves
12 Rg8 loss in 2 half-moves
13 Rh8 loss in 2 half-moves
14 Re2 loss in 1 half-moves