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 Kg4 draw
7 Kg5 draw
8 Kg6 draw
9 Kh4 draw
10 Kh6 draw
11 Rd8 draw
12 Re1 draw
13 Re2 draw
14 Re7 draw
15 Rf8 draw
16 Rg8 draw
17 Rh8 draw
18 Re3 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re6 loss in 2 half-moves