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

EGTB: win in 2 half-moves

# move score
1 Rd8 win in 1 half-moves
2 Kg7 loss in 2 half-moves
3 Kg8 loss in 2 half-moves
4 Kh7 loss in 2 half-moves
5 Ra8 loss in 2 half-moves
6 Rb1 loss in 2 half-moves
7 Rb5 loss in 2 half-moves
8 Rb7 loss in 2 half-moves
9 Rc8 loss in 2 half-moves
10 Re8 loss in 2 half-moves
11 Rf8 loss in 2 half-moves
12 Rg8 loss in 2 half-moves
13 Rb2 loss in 1 half-moves
14 Rb3 loss in 1 half-moves
15 Rb4 loss in 1 half-moves
16 Rb6 loss in 1 half-moves