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

EGTB: draw

# move score
1 Ka2 draw
2 Kb2 draw
3 Kc1 draw
4 Kc2 draw
5 Ra6 draw
6 Rb6 draw
7 Rf1 draw
8 Rf3 draw
9 Rf4 draw
10 Rf5 draw
11 Rg6 draw
12 Rh6 draw
13 Ka1 loss in 4 half-moves
14 Rc6 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves