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

EGTB: win in 2 half-moves

# move score
1 f4 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rb1 draw
4 Rb4 draw
5 c4 loss in 1 half-moves
6 Ra5 loss in 1 half-moves
7 Rb2 loss in 1 half-moves
8 Rb3 loss in 1 half-moves
9 Rb7 loss in 1 half-moves
10 Rb8 loss in 1 half-moves