An older man with a marathon number on his chest is on the street with several other people.
Someone is wearing the number 3.
An older man with a marathon number on his chest is on the street with several other people does not imply is  wearing the number 3.
exists p1 s1 s2 x1 x2 x3 x4 x5 x6 x7.(n_people(x6) & n_street(x7) & with(p1,x5) & -(x5 = x6) & n_people(x5) & a_several(s2) & Theme(s2,x5) & on(x1,x7) & with(x1,x2) & on(x2,x4) & n_chest(x4) & of(x4,x1) & n_male(x1) & n_number(x2) & of(x2,x3) & n_marathon(x3) & n_man(x1) & r_more(s1) & a_older(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_number(x2) & n_date(x2) & a_date_day_03(x2) & a_date_day_03(x2) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_person(x1))