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 Rb7 win in 1 half-moves
3 Rb5 draw
4 c5 loss in 1 half-moves
5 f5 loss in 1 half-moves
6 Ra6 loss in 1 half-moves
7 Rb1 loss in 1 half-moves
8 Rb2 loss in 1 half-moves
9 Rb3 loss in 1 half-moves
10 Rb8 loss in 1 half-moves