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

EGTB: win in 8 half-moves

# move score
1 Rb6 win in 7 half-moves
2 Rc6 win in 7 half-moves
3 Rb7 win in 9 half-moves
4 Rc7 win in 9 half-moves
5 Rb1 win in 11 half-moves
6 Rb8 win in 11 half-moves
7 Rc1 win in 11 half-moves
8 Rc8 win in 11 half-moves
9 Ra2 loss in 4 half-moves
10 Rd2 loss in 4 half-moves
11 Rh2 loss in 4 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves