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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Rb3 win in 1 half-moves
4 Re4 win in 1 half-moves
5 Rf4 win in 1 half-moves
6 Rg4 win in 1 half-moves
7 Rh4 win in 1 half-moves
8 Rb6 win in 3 half-moves
9 Rb7 win in 3 half-moves
10 Rb8 win in 3 half-moves
11 Rc4 win in 3 half-moves
12 Rd4 win in 3 half-moves
13 Ra4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves