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

EGTB: draw

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