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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Ra3 win in 1 half-moves
3 Rb3 win in 1 half-moves
4 Rc4 win in 1 half-moves
5 Rc5 win in 1 half-moves
6 Rc7 win in 1 half-moves
7 Rc8 win in 1 half-moves
8 Rd3 win in 1 half-moves
9 Rg3 win in 1 half-moves
10 Rh3 win in 1 half-moves
11 Ka1 loss in 2 half-moves
12 Ka2 loss in 2 half-moves
13 Kc1 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Rc1 loss in 1 half-moves
16 Rc2 loss in 1 half-moves
17 Rc6 loss in 1 half-moves
18 Re3 loss in 1 half-moves
19 Rf3 loss in 1 half-moves