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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Re4 win in 3 half-moves
3 Rf4 win in 3 half-moves
4 Rg4 win in 4 half-moves
5 Rh4 win in 4 half-moves
6 Nf2 loss in 2 half-moves
7 Ng3 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Rc4 loss in 2 half-moves
10 Rd1 loss in 2 half-moves
11 Rd2 loss in 2 half-moves
12 Rd3 loss in 2 half-moves
13 Rd5 loss in 2 half-moves
14 d8=B loss in 1 half-moves
15 d8=K loss in 1 half-moves
16 d8=N loss in 1 half-moves
17 d8=Q loss in 1 half-moves
18 d8=R loss in 1 half-moves
19 Rd6 loss in 1 half-moves