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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Rh4 win in 1 half-moves
3 Ra2 loss in 4 half-moves
4 Nb1 loss in 2 half-moves
5 Nb3 loss in 2 half-moves
6 Nc4 loss in 2 half-moves
7 Ne4 loss in 2 half-moves
8 Nf1 loss in 2 half-moves
9 Nf3 loss in 2 half-moves
10 Ra1 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Ra5 loss in 1 half-moves