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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Ra1 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Rc4 win in 1 half-moves
5 Rd4 win in 1 half-moves
6 Re4 win in 1 half-moves
7 Rf4 win in 1 half-moves
8 Rh4 win in 1 half-moves
9 Ka6 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Ra2 loss in 1 half-moves
13 Ra3 loss in 1 half-moves
14 Rg4 loss in 1 half-moves