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

EGTB: draw

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