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 g1=K draw
3 g1=N draw
4 Ra4 draw
5 Rf4 draw
6 Rg4 draw
7 Rh2 draw
8 Rh8 draw
9 g1=B loss in 2 half-moves
10 g1=Q loss in 2 half-moves
11 g1=R loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rh1 loss in 2 half-moves
16 Rh3 loss in 2 half-moves
17 Rh5 loss in 2 half-moves
18 Rh6 loss in 2 half-moves
19 Rh7 loss in 2 half-moves