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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rd8 win in 1 half-moves
4 Re8 win in 3 half-moves
5 Rf8 win in 3 half-moves
6 Rg8 win in 3 half-moves
7 Rh8 win in 3 half-moves
8 Ra8 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc8 loss in 2 half-moves