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 Kd1 draw
4 Kd2 draw
5 Ke2 draw
6 Kf1 draw
7 Ra1 draw
8 Ra2 draw
9 Ra3 draw
10 Rb7 draw
11 Rc7 draw
12 Rg7 draw
13 Kf2 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves