the old man sitting at the door
An old man is sitting.
It doesn't matter where he is sitting, he is sitting.
exists e1 s1 x1 x2 x3.(n_door(x3) & n_man(x1) & a_old(s1) & Theme(s1,x1) & a_topic(x1) & at(e1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2))
exists e1 s1 x1.(Actor(e1,x1) & v_sit(e1) & n_man(x1) & a_old(s1) & Theme(s1,x1))