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

EGTB: draw

# move score
1 Kc7 draw
2 Kd7 draw
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb7 draw
7 Kb7 loss in 22 half-moves
8 Kd8 loss in 6 half-moves
9 Ra8 loss in 6 half-moves
10 Rb4 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves