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 Ra1 draw
5 Ra3 draw
6 Ra4 draw
7 Ra5 draw
8 Ra6 draw
9 Rb7 draw
10 Rc7 draw
11 Rd7 draw
12 Rh7 draw
13 Kc1 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves