Person welding a large green pipe with welding equipment on.
The person is welding togethor a broken bulldozer and it is taking all day.
A person welding a large green pipe is not necessarily welding together a broken bulldozer and he is not necessarily taking all day.
exists e1 e2 s1 s2 s3 x1 x2 x3.(ne_nam_person(x1) & a_on(s3) & Manner(e1,s3) & with(e1,x3) & n_equipment(x3) & Actor(e2,x3) & v_weld(e2) & Theme(e1,x2) & Actor(e1,x1) & v_weld(e1) & n_pipe(x2) & a_green(s2) & Theme(s2,x2) & a_large(s1) & Theme(s1,x2))
exists x1.(n_thing(x1) & n_person(x1) & all x4.(n_day(x4) -> exists e2.(Theme(e2,x4) & Actor(e2,x1) & v_take(e2))) & all x2 s1.((n_bulldozer(x2) & a_broken(s1) & Theme(s1,x2)) -> exists e1 x3.(Theme(e1,x3) & Actor(e1,x1) & v_weld(e1) & for(x3,x2) & n_togethor(x3))))