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

EGTB: draw

# move score
1 Ka1 draw
2 Ka2 draw
3 Kb2 draw
4 Kc1 draw
5 Kc2 draw
6 Ke7 draw
7 Kf7 draw
8 Kg7 draw
9 Kg8 draw
10 Ra8 draw
11 Rb8 draw
12 Rc8 draw
13 Rd8 draw
14 Re1 draw
15 Re2 draw
16 Re7 draw
17 Re3 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Re6 loss in 2 half-moves