a man holds his parachute.
the child was 18 years old
A man cannot be a child and a child cannot be someone over the age of 18.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_parachute(x2) & of(x2,x1) & n_male(x1) & n_man(x1))
exists e1 x1 x2.(n_child(x1) & Theme(e1,x2) & Pivot(e1,x1) & r_more(e1) & v_old(e1) & n_year(x2) & n_date(x2) & a_date_day_18(x2) & a_date_day_18(x2))