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

EGTB: draw

# move score
1 Ka5 draw
2 Kb5 draw
3 Kb6 draw
4 Kb7 loss in 6 half-moves
5 Ka7 loss in 4 half-moves
6 Ra1 loss in 4 half-moves
7 Ra2 loss in 4 half-moves
8 Ra3 loss in 4 half-moves
9 Rb4 loss in 4 half-moves
10 Rc4 loss in 4 half-moves
11 Ra5 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 1 half-moves