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

EGTB: win in 8 half-moves

# move score
1 Rb1 win in 7 half-moves
2 Rb4 win in 7 half-moves
3 Rc1 win in 7 half-moves
4 Rc4 win in 7 half-moves
5 Ra1 win in 9 half-moves
6 Ra4 win in 9 half-moves
7 Rgh4 loss in 6 half-moves
8 R1g2 loss in 4 half-moves
9 R1g3 loss in 4 half-moves
10 R4g2 loss in 4 half-moves
11 R4g3 loss in 4 half-moves
12 Rg5 loss in 4 half-moves
13 Rg6 loss in 4 half-moves
14 Rh2 loss in 4 half-moves
15 Rh3 loss in 4 half-moves
16 Rh5 loss in 4 half-moves
17 Rh6 loss in 4 half-moves
18 Rhh4 loss in 4 half-moves
19 Rd1 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rg7 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh7 loss in 2 half-moves
28 Rh8 loss in 2 half-moves