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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 draw
3 Rf8 draw
4 Rfg1 draw
5 Rfh2 draw
6 Rg2 draw
7 Rh8 draw
8 Rhg1 draw
9 Rhh2 draw
10 Ra1 loss in 2 half-moves
11 Ra2 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Rh4 loss in 2 half-moves
25 Rh5 loss in 2 half-moves
26 Rh6 loss in 2 half-moves
27 Rh7 loss in 2 half-moves