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 Rg4 win in 1 half-moves
3 Rh4 win in 1 half-moves
4 Rb1 draw
5 Rb2 draw
6 Rb3 draw
7 Nd1 loss in 2 half-moves
8 Nd3 loss in 2 half-moves
9 Ne4 loss in 2 half-moves
10 Nh1 loss in 2 half-moves
11 Nh3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Ng4 loss in 1 half-moves