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

EGTB: win in 4 half-moves

# move score
1 R3a4 win in 3 half-moves
2 R3a5 win in 3 half-moves
3 R7a4 win in 3 half-moves
4 R7a5 win in 3 half-moves
5 Ra1 win in 3 half-moves
6 Ra2 win in 3 half-moves
7 Ra8 win in 3 half-moves
8 Rb3 win in 3 half-moves
9 Rb7 win in 3 half-moves
10 Rc3 win in 3 half-moves
11 Rc7 win in 3 half-moves
12 Rd3 win in 3 half-moves
13 Rh3 win in 3 half-moves
14 Re3 loss in 4 half-moves
15 Nb6 loss in 2 half-moves
16 Nb8 loss in 2 half-moves
17 Nc5 loss in 2 half-moves
18 Ne5 loss in 2 half-moves
19 Nf6 loss in 2 half-moves
20 Nf8 loss in 2 half-moves
21 R3a6 loss in 2 half-moves
22 R7a6 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg3 loss in 2 half-moves