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

EGTB: draw

# move score
1 Rb7 draw
2 Rd7 draw
3 Re7 draw
4 Rf7 draw
5 Rg8 draw
6 Ra7 loss in 2 half-moves
7 Rc7 loss in 2 half-moves
8 Rh7 loss in 2 half-moves