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 Rb2 win in 3 half-moves
3 Rb3 win in 3 half-moves
4 Rc4 win in 3 half-moves
5 Ra4 loss in 4 half-moves
6 Nb5 loss in 2 half-moves
7 Nc6 loss in 2 half-moves
8 Nc8 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rd4 loss in 1 half-moves