The woman in the lab coat is using the microscope.
The woman is at a dance recital.
You do not wear a lab coat while using the microscope at a dance recital.
exists e1 x1 x2 x3 x4.(n_microscope(x4) & n_coat(x2) & of(x2,x3) & n_lab(x3) & n_woman(x1) & Theme(e1,x4) & Actor(e1,x1) & v_use(e1) & in(x1,x2))
exists p1 x1.(n_woman(x1) & exists x2 x3.(at(x1,x2) & n_recital(x2) & of(x2,x3) & n_dance(x3)))