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

EGTB: draw

# move score
1 Kb2 draw
2 Kb4 draw
3 Kc2 draw
4 Kc4 draw
5 Kd2 draw
6 Kd3 draw
7 Kd4 draw
8 Ra3 draw
9 Rb1 draw
10 Rb2 draw
11 Rb4 draw
12 Rb5 draw
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves