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 Ra1 draw
4 Rb1 draw
5 Rd1 draw
6 Re4 draw
7 Re6 draw
8 Re7 draw
9 Re8 draw
10 Kb8 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Re2 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rh1 loss in 2 half-moves