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

EGTB: draw

# move score
1 Kb1 draw
2 Kc2 draw
3 Kd1 draw
4 Kd2 draw
5 Ra8 draw
6 Rb8 draw
7 Rf8 draw
8 Rg8 draw
9 Rh1 draw
10 Rh2 draw
11 Rh3 draw
12 Rh4 draw
13 Kb2 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rh5 loss in 2 half-moves
18 Rh6 loss in 2 half-moves
19 Rh7 loss in 2 half-moves