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

EGTB: draw

# move score
1 Kb7 draw
2 Kd8 draw
3 Re1 draw
4 Re2 draw
5 Re3 draw
6 Re7 draw
7 Kb8 loss in 14 half-moves
8 Kc7 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Rd8 loss in 2 half-moves
11 Re4 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Re6 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves