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

EGTB: draw

# move score
1 Ka6 draw
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Ra5 draw
6 Rb5 draw
7 Rc5 draw
8 Rd5 draw
9 Re1 draw
10 Re2 draw
11 Re3 draw
12 Re4 draw
13 Ka8 loss in 4 half-moves
14 Re6 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves