An older man with glasses raises his eyebrows in surprise.
The man is at a surprise party.
Just because a man is surprised does not mean he is at a surprise party.
exists e1 s1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_raise(e1) & in(x3,x4) & n_surprise(x4) & n_eyebrow(x3) & of(x3,x1) & n_male(x1) & with(x1,x2) & n_glass(x2) & n_man(x1) & r_more(s1) & a_older(s1) & Theme(s1,x1))
exists p1 x1.(n_man(x1) & exists x2 x3.(at(x1,x2) & n_party(x2) & of(x2,x3) & n_surprise(x3)))