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 Re7 draw
4 Re8 draw
5 Kb8 loss in 4 half-moves
6 Rd6 loss in 4 half-moves
7 Re2 loss in 4 half-moves
8 Rf6 loss in 4 half-moves
9 Rg6 loss in 4 half-moves
10 Ra6 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re5 loss in 1 half-moves
17 Rh6 loss in 1 half-moves