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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Ne3 draw
3 Nf6 draw
4 Ra4 draw
5 Rb1 draw
6 Rb2 draw
7 Rb3 draw
8 Nf2 loss in 4 half-moves
9 Nh2 loss in 4 half-moves
10 Ne5 loss in 2 half-moves
11 Nh6 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves