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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Re5 win in 1 half-moves
3 Re7 win in 1 half-moves
4 Rf4 win in 1 half-moves
5 Nb3 loss in 2 half-moves
6 Nb7 loss in 2 half-moves
7 Nc4 loss in 2 half-moves
8 Nc6 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Rc4 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Re1 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves