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

EGTB: draw

# move score
1 Ka7 draw
2 Kb7 draw
3 Kb8 draw
4 Rd4 draw
5 Rd5 draw
6 Rd6 draw
7 Rd7 draw
8 Rh8 draw
9 Rb8 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Rd1 loss in 2 half-moves
12 Rd2 loss in 2 half-moves
13 Rd3 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves