Several people watch a daredevil on a quad ride a wheelie down the street.
Nobody saw Brian do a wheelie for 2 feet, on the driveway.
if several people watch it is more than nobody saw.
exists s1 x1 x2 x5.(n_street(x5) & all x3.(n_wheelie(x3) -> exists e1 s2 x4.(Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & on(x2,x4) & down(x4,x5) & for(x4,x3) & n_ride(x4) & a_quad(s2) & Theme(s2,x4))) & n_daredevil(x2) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists x2 x5.(n_driveway(x5) & ne_per_brian(x2) & -exists e1 p1 x1.(exists e2 x3 x4.(on(e2,x5) & Theme(e2,x3) & Actor(e2,x2) & v_do(e2) & for(x3,x4) & n_foot(x4) & n_date(x4) & a_date_day_02(x4) & a_date_day_02(x4) & n_wheelie(x3)) & Topic(e1,p1) & Actor(e1,x1) & v_see(e1) & n_person(x1)))