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

EGTB: draw

# move score
1 Kb8 draw
2 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kh1 draw
6 Kh3 draw
7 Ra1 draw
8 Ra2 draw
9 Ra3 draw
10 Ra4 draw
11 Ra5 draw
12 Ra6 draw
13 Rb7 draw
14 Rc7 draw
15 Rd7 draw
16 Re7 draw
17 Rf7 draw
18 Rh7 draw
19 Kb7 loss in 2 half-moves
20 Rg7 loss in 1 half-moves