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

EGTB: win in 2 half-moves

# move score
1 Ra6 win in 1 half-moves
2 Rf5 draw
3 Rg5 draw
4 Rh5 draw
5 K3b3 loss in 2 half-moves
6 K3b4 loss in 2 half-moves
7 K4b3 loss in 2 half-moves
8 K4b4 loss in 2 half-moves
9 Ka2 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Re5 loss in 2 half-moves