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 Ka7 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Ra4 draw
7 Ra6 draw
8 Rb5 draw
9 Rc5 draw
10 Re5 draw
11 Rf5 draw
12 Ka8 loss in 10 half-moves
13 Ra1 loss in 10 half-moves
14 Ra8 loss in 10 half-moves
15 Ra2 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves