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 Ka7 draw
4 Kb7 draw
5 Kb8 draw
6 Ra3 draw
7 Ra4 draw
8 Ra7 draw
9 Rf5 draw
10 Rg5 draw
11 Rh5 draw
12 Kb1 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Re5 loss in 2 half-moves