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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Rd1 win in 3 half-moves
3 Rb6 loss in 4 half-moves
4 Rb8 loss in 4 half-moves
5 Nc2 loss in 2 half-moves
6 Nd3 loss in 2 half-moves
7 Nf3 loss in 2 half-moves
8 Ng2 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Ra1 loss in 1 half-moves
14 Rb7 loss in 1 half-moves