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

EGTB: draw

# move score
1 Kb1 draw
2 Kb2 draw
3 Kb3 draw
4 Kc1 draw
5 Kc3 draw
6 Kd1 draw
7 Kd3 draw
8 Ra1 draw
9 Ra3 draw
10 Rb2 draw
11 Kd2 loss in 4 half-moves
12 Ra4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves