Men with reflective safety jackets on are working on a street intersection with many orange reflective cones.
All of the men are thirty years old.
Men working on a street intersection with reflective gear aren't always thirty years old.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8.(on(e1,x5) & with(x5,x7) & n_cone(x7) & a_reflective(s3) & Theme(s3,x7) & of(x7,x8) & n_orange(x8) & n_quantity(x7) & n_intersection(x5) & of(x5,x6) & n_street(x6) & Actor(e1,x1) & v_work(e1) & with(x1,x2) & Theme(s2,x4) & a_on(s2) & (x2 = x4) & n_jacket(x2) & of(x2,x3) & n_safety(x3) & a_reflective(s1) & Theme(s1,x2) & n_man(x1))
exists x2.(n_man(x2) & all x1.(n_thing(x1) -> exists e1 x3.(Theme(e1,x3) & Pivot(e1,x1) & r_more(e1) & v_old(e1) & n_year(x3) & card_eq_30(x3) & of(x1,x2))))