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

EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Rc6 loss in 4 half-moves
3 Rc7 loss in 4 half-moves
4 Na4 loss in 2 half-moves
5 Na6 loss in 2 half-moves
6 Nb3 loss in 2 half-moves
7 Nb7 loss in 2 half-moves
8 Nd3 loss in 2 half-moves
9 Nd7 loss in 2 half-moves
10 Ne4 loss in 2 half-moves
11 Ne6 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves