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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kc1 draw
6 Kc2 draw
7 Ra1 draw
8 Ra3 draw
9 Ra4 draw
10 Ra5 draw
11 Ra6 draw
12 Rb7 draw
13 Rc7 draw
14 Rd7 draw
15 Re7 draw
16 Ra2 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves