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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Nb7 win in 5 half-moves
3 Nc6 win in 5 half-moves
4 Rd6 win in 7 half-moves
5 Nf7 draw
6 Rd4 draw
7 Rd5 draw
8 Na4 loss in 2 half-moves
9 Nc4 loss in 2 half-moves
10 Nd3 loss in 2 half-moves
11 Ne6 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Nd1 loss in 1 half-moves
20 Rd1 loss in 1 half-moves
21 Rf7 loss in 1 half-moves