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

EGTB: draw

# move score
1 Ka2 draw
2 Kb1 draw
3 Kb2 draw
4 Ra8 draw
5 Rb8 draw
6 Rc8 draw
7 Rd8 draw
8 Re1 draw
9 Rf8 draw
10 Re2 loss in 2 half-moves
11 Re3 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves