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

EGTB: draw

# move score
1 Kd1 draw
2 Kd2 draw
3 Kd3 draw
4 Ke1 draw
5 Ke3 draw
6 Kf1 draw
7 Kf2 draw
8 Kf3 draw
9 Rc8 draw
10 Rd8 draw
11 Re3 draw
12 Re4 draw
13 Re5 draw
14 Re6 draw
15 Re7 draw
16 Rg8 draw
17 Rh8 draw
18 Ra8 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves