An old worker is weaving at his textile machine.
A person is working.
A worker is a person, and weaving is a form of working.
exists e1 s1 x1 x2 x3.(at(e1,x2) & n_machine(x2) & of(x2,x3) & n_textile(x3) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_weave(e1) & n_worker(x1) & a_old(s1) & Theme(s1,x1))
exists e1 x1.(Actor(e1,x1) & v_work(e1) & n_person(x1))