a person wearing his glasses shaving his beard
A man is brushing his teeth.
A man cannot brush his teeth and be shaving his beard simultaneously.
exists e2 e1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e2,x3) & Actor(e2,x2) & v_wear(e2) & Theme(e1,x5) & Actor(e1,x4) & v_shave(e1) & n_beard(x5) & of(x5,x1) & n_male(x1) & n_male(x1) & (x3 = x4) & n_glass(x3) & of(x3,x1) & (x1 = x2) & n_person(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_brush(e1) & n_tooth(x2) & of(x2,x1) & n_male(x1) & n_man(x1))