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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Ra3 loss in 8 half-moves
3 Ra2 loss in 4 half-moves
4 g3 loss in 2 half-moves
5 g4 loss in 2 half-moves
6 Ne3 loss in 2 half-moves
7 Nf2 loss in 2 half-moves
8 Ra5 loss in 2 half-moves
9 Ra6 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Nb2 loss in 1 half-moves
15 Nc3 loss in 1 half-moves
16 Ra1 loss in 1 half-moves
17 Rb8 loss in 1 half-moves
18 Rd8 loss in 1 half-moves
19 Rf8 loss in 1 half-moves
20 Rh8 loss in 1 half-moves