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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb7 win in 3 half-moves
3 Na6 loss in 2 half-moves
4 Na8 loss in 2 half-moves
5 Nb5 loss in 2 half-moves
6 Nd5 loss in 2 half-moves
7 Ne6 loss in 2 half-moves
8 Ne8 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rf4 loss in 1 half-moves
20 Rh4 loss in 1 half-moves