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

EGTB: draw

# move score
1 Ra7 draw
2 Rb7 draw
3 Re1 draw
4 Re2 draw
5 Re3 draw
6 Re4 draw
7 Re8 draw
8 Rg7 draw
9 Rh7 draw
10 Ka1 loss in 2 half-moves
11 Ka2 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kc1 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rf7 loss in 2 half-moves