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

EGTB: draw

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