Customers walk about a grocery store.
A lady is holding a fruit
A customer is not necessarily a lady, and being in a grocery store does not imply she is holding a fruit.
exists e1 x1 x2 x3.(about(e1,x2) & n_store(x2) & of(x2,x3) & n_grocery(x3) & Actor(e1,x1) & v_walk(e1) & n_customer(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_fruit(x2) & n_lady(x1))