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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 g1=K draw
3 g1=N draw
4 Ra8 draw
5 Rc3 draw
6 Rc7 draw
7 Rcg8 draw
8 Rh2 draw
9 Rh7 draw
10 g1=B loss in 2 half-moves
11 g1=Q loss in 2 half-moves
12 g1=R loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rcd8 loss in 2 half-moves
19 Rce8 loss in 2 half-moves
20 Rcf8 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh3 loss in 2 half-moves
23 Rh4 loss in 2 half-moves
24 Rh5 loss in 2 half-moves
25 Rh6 loss in 2 half-moves
26 Rhd8 loss in 2 half-moves
27 Rhe8 loss in 2 half-moves
28 Rhf8 loss in 2 half-moves
29 Rhg8 loss in 2 half-moves