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

EGTB: draw

# move score
1 Rb6 draw
2 Rc6 draw
3 Ka2 loss in 2 half-moves
4 Kb1 loss in 2 half-moves
5 Kb2 loss in 2 half-moves
6 Ra2 loss in 2 half-moves
7 Ra3 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Ra5 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Rf6 loss in 2 half-moves
14 Rg6 loss in 2 half-moves
15 Rh6 loss in 2 half-moves
16 Rd6 loss in 1 half-moves