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

EGTB: draw

# move score
1 Kb5 draw
2 Kd5 draw
3 Ra2 draw
4 Ra3 draw
5 Ra4 draw
6 Ra6 draw
7 Ra7 draw
8 Ra8 draw
9 Rb5 draw
10 Kb4 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Ra1 loss in 2 half-moves