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 Rg8 win in 1 half-moves
4 Re8 win in 3 half-moves
5 Rf8 win in 3 half-moves
6 Ra8 win in 5 half-moves
7 Rb3 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves