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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rf6 win in 1 half-moves
3 Rh8 win in 1 half-moves
4 d8=B draw
5 d8=K draw
6 Ng4 draw
7 Ra8 loss in 2 half-moves
8 Rc8 loss in 2 half-moves
9 Rd8 loss in 2 half-moves
10 Re8 loss in 2 half-moves
11 Rf1 loss in 2 half-moves
12 Rf2 loss in 2 half-moves
13 Rf3 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 d8=N loss in 1 half-moves
19 d8=Q loss in 1 half-moves
20 d8=R loss in 1 half-moves
21 Nf1 loss in 1 half-moves
22 Nf3 loss in 1 half-moves