A man with a black hat sits against a brick building.
The man is waiting for his son to come pick him up.
The man is not necessarily waiting. It cannot be inferred that the man has a son. It cannot be inferred someone is going to pick the man up.
exists e1 s1 x1 x2 x3 x4.(against(e1,x3) & n_building(x3) & of(x3,x4) & n_brick(x4) & Actor(e1,x1) & v_sit(e1) & with(x1,x2) & n_hat(x2) & a_black(s1) & Theme(s1,x2) & n_man(x1))
exists e1 p1 x1 x2.(n_son(x2) & of(x2,x1) & n_male(x1) & n_man(x1) & for(e1,x2) & Topic(e1,p1) & Actor(e1,x1) & v_wait(e1) & exists e2 s1 s2 x3.(a_up(s2) & Manner(e2,s2) & a_he(s1) & Manner(e2,s1) & Theme(e2,x3) & Actor(e2,x1) & v_come(e2) & n_pick(x3)))