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

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Ra3 win in 1 half-moves
3 Ra4 win in 1 half-moves
4 Ra5 win in 1 half-moves
5 Ra6 win in 1 half-moves
6 Rc2 win in 1 half-moves
7 Ra7 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Re2 loss in 2 half-moves
10 Rf2 loss in 2 half-moves
11 Rg2 loss in 2 half-moves
12 Rh2 loss in 2 half-moves
13 Kb2 loss in 1 half-moves
14 Rb2 loss in 1 half-moves
15 Rd2 loss in 1 half-moves