A sweaty short-haired woman stands in front of a microphone.
She is giving a lecture.
Standing in front of a microphone does not always mean someone is giving a lecture.
exists s1 x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x4) & of(x4,x5) & n_microphone(x5) & n_front(x4) & n_stand(x1) & of(x1,x3) & n_woman(x3) & a_short-haired(s1) & Theme(s1,x1) & of(x1,x2) & n_sweaty(x2))
exists e1 x1 x2.(n_female(x1) & Theme(e1,x2) & Actor(e1,x1) & v_give(e1) & n_lecture(x2))