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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rd3 win in 1 half-moves
3 Rd4 win in 1 half-moves
4 Rd5 win in 1 half-moves
5 Rd6 win in 1 half-moves
6 Re7 win in 1 half-moves
7 Rg7 win in 1 half-moves
8 Ra7 win in 3 half-moves
9 Rc7 win in 3 half-moves
10 Kb8 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves
18 Kb7 loss in 1 half-moves