A lot of people are attending an aviation exposition.
Nobody showed up for the aviation exposition.
It's not possible for nobody to show up and a lot of people to be attending at the same time.
exists e1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_attend(e1) & n_exposition(x3) & of(x3,x4) & n_aviation(x4) & of(x1,x2) & n_people(x2) & n_lot(x1))
exists x2 x3.(n_exposition(x2) & of(x2,x3) & n_aviation(x3) & -exists e1 s1 x1.(for(e1,x2) & a_up(s1) & Manner(e1,s1) & Actor(e1,x1) & v_show(e1) & n_person(x1)))