Elder man is working on a project in his home workshop.
the man is a doctor
Nothing about an elder man working on a project in his home workshop implies that he is a doctor.
exists e1 x1 x2 x3 x4 x5.(on(e1,x3) & in(x3,x4) & n_workshop(x4) & of(x4,x5) & n_home(x5) & of(x4,x1) & n_male(x1) & n_project(x3) & Actor(e1,x1) & v_work(e1) & n_man(x1) & (x1 = x2) & ne_nam_elder(x2))
exists p1 x1.(n_man(x1) & exists x2.((x1 = x2) & n_doctor(x2)))