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

EGTB: win in 6 half-moves

# move score
1 Rhb8 win in 5 half-moves
2 Ra7 win in 7 half-moves
3 Rac8 win in 7 half-moves
4 Rhc8 win in 7 half-moves
5 Rab8 loss in 4 half-moves
6 Nf6 loss in 2 half-moves
7 Nf8 loss in 2 half-moves
8 Ng5 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Ra2 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Rad8 loss in 2 half-moves
16 Rae8 loss in 2 half-moves
17 Raf8 loss in 2 half-moves
18 Rag8 loss in 2 half-moves
19 Rhd8 loss in 2 half-moves
20 Rhe8 loss in 2 half-moves
21 Rhf8 loss in 2 half-moves
22 Rhg8 loss in 2 half-moves