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

EGTB: draw

# move score
1 Kb7 draw
2 Kc7 draw
3 Kd7 draw
4 Kd8 draw
5 Re4 draw
6 Re6 draw
7 Re8 draw
8 Rf7 draw
9 Kb8 loss in 4 half-moves
10 Rd7 loss in 4 half-moves
11 Rg7 loss in 4 half-moves
12 Ra7 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Rh7 loss in 2 half-moves