Construction worker doing his job on scaffolding.
A man uses a welding torch as part of his vocation.
Construction workers use many tools and he may not be using a welding torch right now.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_do(e1) & on(x4,x5) & n_scaffolding(x5) & n_job(x4) & of(x4,x1) & n_male(x1) & (x1 = x3) & n_worker(x1) & of(x1,x2) & n_construction(x2))
exists e1 x1 x2 x3 x4 x5.(as(e1,x4) & of(x4,x5) & n_vocation(x5) & of(x5,x1) & n_male(x1) & n_part(x4) & Theme(e1,x2) & Actor(e1,x1) & v_use(e1) & n_torch(x2) & of(x2,x3) & n_welding(x3) & n_man(x1))