A lady dries another woman's hair in a beauty salon.
The woman is grading papers at home.
A woman wouldn't be grading papers at home while she dries hair in a salon, someone cannot be at home and at a salon simultaneously.
exists e1 x1 x2 x3 x4 x5 x6.(n_woman(x2) & Theme(e1,x4) & Actor(e1,x1) & v_dry(e1) & in(x4,x5) & n_salon(x5) & of(x5,x6) & n_beauty(x6) & n_hair(x4) & of(x4,x3) & n_woman(x3) & -(x3 = x2) & n_lady(x1))
exists e1 x1 x2 x3.(n_woman(x1) & at(e1,x3) & n_home(x3) & Theme(e1,x2) & Actor(e1,x1) & v_grade(e1) & n_papers(x2))