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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Ra4 draw
6 Ra6 draw
7 Ra7 draw
8 Rb5 draw
9 Rd5 draw
10 Re5 draw
11 Rf5 draw
12 Ra2 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rh5 loss in 2 half-moves