A man and a woman are riding bikes on a street.
The people are sitting at a a table.
The man and woman are riding bikes, not sitting at a table.
exists e1 x1 x2 x3 x4 x5.(Theme(e1,x4) & Actor(e1,x1) & v_ride(e1) & on(x4,x5) & n_street(x5) & n_bike(x4) & subset_of(x3,x1) & n_woman(x3) & subset_of(x2,x1) & n_man(x2))
exists e1 x1 x2 x3.(n_people(x1) & at(e1,x2) & Time(x2,x3) & n_a(x3) & n_table(x2) & Actor(e1,x1) & v_sit(e1))