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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rf8 loss in 18 half-moves
3 Rg8 loss in 18 half-moves
4 Rh8 loss in 18 half-moves
5 Re8 loss in 16 half-moves
6 Na2 loss in 2 half-moves
7 Nb3 loss in 2 half-moves
8 Nd3 loss in 2 half-moves
9 Ne2 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Rb1 loss in 1 half-moves
17 Rb5 loss in 1 half-moves
18 Rb6 loss in 1 half-moves