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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Na7 draw
3 Nb6 draw
4 Nd6 draw
5 Ra8 draw
6 Rb1 draw
7 Rb2 draw
8 Rb4 draw
9 Rb5 draw
10 Rb7 draw
11 Ne7 loss in 2 half-moves
12 Rb3 loss in 1 half-moves