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 Bc1 draw
3 Ra4 loss in 2 half-moves
4 Rb1 loss in 2 half-moves
5 Rb2 loss in 2 half-moves
6 Rb3 loss in 2 half-moves
7 Rb5 loss in 2 half-moves
8 Rb6 loss in 2 half-moves
9 Rb7 loss in 2 half-moves
10 Rc4 loss in 2 half-moves
11 Re4 loss in 2 half-moves
12 Rf4 loss in 2 half-moves
13 Rg4 loss in 2 half-moves
14 Rh4 loss in 2 half-moves
15 Bb2 loss in 1 half-moves
16 Nb2 loss in 1 half-moves
17 Nc3 loss in 1 half-moves
18 Ne3 loss in 1 half-moves
19 Nf2 loss in 1 half-moves
20 Rd4 loss in 1 half-moves