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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Rg6 win in 1 half-moves
3 Rg7 win in 1 half-moves
4 Ra4 loss in 2 half-moves
5 Rb4 loss in 2 half-moves
6 Rc4 loss in 2 half-moves
7 Rd4 loss in 2 half-moves
8 Re4 loss in 2 half-moves
9 Rg1 loss in 2 half-moves
10 Rg2 loss in 2 half-moves
11 Rg3 loss in 2 half-moves
12 Rg5 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rh4 loss in 2 half-moves