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 Rf7 win in 1 half-moves
3 Kb7 draw
4 Ra2 draw
5 Kb8 loss in 2 half-moves
6 Ra1 loss in 2 half-moves
7 Ra3 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Ra5 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves