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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ra6 win in 1 half-moves
3 Kb7 win in 3 half-moves
4 Kb8 win in 3 half-moves
5 Kc7 win in 3 half-moves
6 Kd7 win in 3 half-moves
7 Kd8 win in 3 half-moves
8 Ra2 win in 3 half-moves
9 Ra8 win in 3 half-moves
10 Rc7 win in 3 half-moves
11 Re7 win in 3 half-moves
12 Rg7 win in 3 half-moves
13 Ra1 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves