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

EGTB: draw

# move score
1 Ka7 draw
2 Ka8 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Rc8 draw
7 Rd4 draw
8 Rd5 draw
9 Rd6 draw
10 Rd7 draw
11 Re8 draw
12 Rf8 draw
13 Rg8 draw
14 Rh8 draw
15 Rd1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd3 loss in 2 half-moves