a doctor at work looking through a telescope
A doctor is treating a patient.
Looking through a telescope is not necessarily treating a patient.
exists e1 x1 x2 x3.(through(e1,x3) & n_telescope(x3) & Actor(e1,x1) & v_look(e1) & at(x1,x2) & n_work(x2) & n_doctor(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_treat(e1) & n_patient(x2) & n_doctor(x1))