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

EGTB: draw

# move score
1 Kc1 draw
2 Ra3 draw
3 Ra4 draw
4 Ra5 draw
5 Ra6 draw
6 Ra7 draw
7 Ra8 draw
8 Kc2 loss in 2 half-moves
9 Kd2 loss in 2 half-moves
10 Ra2 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Ke1 loss in 1 half-moves
14 Ke2 loss in 1 half-moves