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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Rc1 draw
3 Rc5 draw
4 Rc6 draw
5 Rc7 draw
6 Rc8 draw
7 Nb6 loss in 2 half-moves
8 Nb8 loss in 2 half-moves
9 Nc5 loss in 2 half-moves
10 Ne5 loss in 2 half-moves
11 Nf6 loss in 2 half-moves
12 Nf8 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rg4 loss in 1 half-moves
20 Rh4 loss in 1 half-moves