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 Nb7 draw
3 Nf7 draw
4 Rb3 draw
5 Rb5 draw
6 Rb6 draw
7 Rb7 draw
8 Rc8 draw
9 Ra8 loss in 4 half-moves
10 Nc6 loss in 2 half-moves
11 Ne6 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves