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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 g1=K draw
3 g1=N draw
4 g1=R draw
5 Re1 draw
6 Rf1 draw
7 Rg1 draw
8 Rh2 draw
9 Rh3 draw
10 Rh4 draw
11 Rh5 draw
12 g1=B loss in 2 half-moves
13 g1=Q loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rh6 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Rh8 loss in 2 half-moves