A man and woman wearing sunglasses are window shopping.
A man and woman are having dinner together.
A person can not be having dinner when they are window shopping.
exists e1 p1 x1 x2 x3 x4 x5.(exists x6 x7.((x1 = x6) & n_shopping(x6) & of(x6,x7) & n_window(x7)) & Theme(e1,x5) & Actor(e1,x4) & v_wear(e1) & n_sunglass(x5) & (x1 = x4) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists e1 s1 x1 x2 x3 x4.(a_together(s1) & Manner(e1,s1) & Theme(e1,x4) & Actor(e1,x1) & v_have(e1) & n_dinner(x4) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))