a man on a sidewalk talking on his mobile phone
A man is talking to his wife on the phone.
A man could talk to someone other than his wife on the phone.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & on(x1,x2) & on(e1,x4) & n_phone(x4) & a_mobile(s1) & Theme(s1,x4) & of(x4,x1) & n_male(x1) & Actor(e1,x3) & v_talk(e1) & (x2 = x3) & n_sidewalk(x2) & n_man(x1))
exists e1 x1 x2 x3.(n_phone(x3) & on(e1,x3) & to(e1,x2) & n_wife(x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_talk(e1) & n_man(x1))