A shoe shiner waits for customers.
A shoe shiner happily waits.
waits is not the same as  happily waits.
exists x1 x2 x3 x4.(a_topic(x1) & for(x1,x4) & n_customer(x4) & n_wait(x1) & of(x1,x3) & n_shiner(x3) & of(x1,x2) & n_shoe(x2))
exists e1 s1 x1 x2.(a_happily(s1) & Manner(e1,s1) & Actor(e1,x1) & v_wait(e1) & n_shiner(x1) & of(x1,x2) & n_shoe(x2))