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

EGTB: win in 8 half-moves

# move score
1 Rb3 win in 7 half-moves
2 Rc3 win in 7 half-moves
3 Rf5 win in 7 half-moves
4 Rf6 win in 7 half-moves
5 Ra5 win in 11 half-moves
6 Ra6 win in 11 half-moves
7 Rb4 win in 11 half-moves
8 Rb7 win in 11 half-moves
9 Rb8 win in 11 half-moves
10 Rbb6 win in 11 half-moves
11 Rbc5 win in 11 half-moves
12 Rc4 win in 11 half-moves
13 Rc7 win in 11 half-moves
14 Rc8 win in 11 half-moves
15 Rcb6 win in 11 half-moves
16 Rcc5 win in 11 half-moves
17 Rd5 win in 11 half-moves
18 Rd6 win in 11 half-moves
19 Re5 win in 11 half-moves
20 Re6 win in 11 half-moves
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rc2 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh5 loss in 2 half-moves
28 Rh6 loss in 2 half-moves