A woman is looking happily at a plate of food.
The lady seems happy.
Because the woman is looking happily at her food, it would be correct to say she seems happy.
exists e1 s1 x1 x2 x3.(a_happily(s1) & Manner(e1,s1) & at(e1,x2) & of(x2,x3) & n_food(x3) & n_plate(x2) & Actor(e1,x1) & v_look(e1) & n_woman(x1))
exists e1 p1 x1.(n_lady(x1) & exists s1.(Theme(s1,x1) & a_happy(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_seem(e1))