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 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Ra2 draw
6 Ra4 draw
7 Ra5 draw
8 Rb3 draw
9 Rc3 draw
10 Rg3 draw
11 Rh3 draw
12 Ra7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rf3 loss in 2 half-moves