Three men in an auditorium prepare to tape something.
Three men recording a speech.
Just because three men are recording something doesn't mean that they were recording a speech.
exists e1 x1 x2 x3 x4.(to(e1,x4) & n_tape(x4) & Theme(e1,x3) & Actor(e1,x1) & v_prepare(e1) & n_thing(x3) & in(x1,x2) & n_auditorium(x2) & n_man(x1) & card_eq_3(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_record(e1) & n_speech(x3) & (x1 = x2) & n_man(x1) & card_eq_3(x1))