A woman looking intently through a microscope.
The boy is looking through a microscope.
The woman is not a boy.
exists e1 s1 x1 x2 x3.(a_topic(x1) & a_intently(s1) & Manner(e1,s1) & through(e1,x3) & n_microscope(x3) & Actor(e1,x2) & v_look(e1) & (x1 = x2) & n_woman(x1))
exists e1 x1 x2.(n_boy(x1) & through(e1,x2) & n_microscope(x2) & Actor(e1,x1) & v_look(e1))