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

EGTB: draw

# move score
1 Kb7 draw
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Ra4 draw
6 Ra8 draw
7 Kb6 loss in 2 half-moves
8 Kb8 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves