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

EGTB: draw

# move score
1 Kb7 draw
2 Kc7 draw
3 Kd7 draw
4 Kd8 draw
5 Rb6 draw
6 Rb7 draw
7 Rb3 loss in 4 half-moves
8 Rb4 loss in 4 half-moves
9 Rb5 loss in 4 half-moves
10 Ra8 loss in 2 half-moves
11 Rb1 loss in 1 half-moves
12 Rb2 loss in 1 half-moves