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

EGTB: draw

# move score
1 Kb4 draw
2 Kb5 draw
3 Kd1 draw
4 Kf1 draw
5 Ra5 draw
6 Ra6 draw
7 Ra7 draw
8 Rb8 draw
9 Rh8 draw
10 Ka3 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Ka5 loss in 1 half-moves