Children gathered around an adult
The children surround the adult.
Being gathered around something means to surround it.
exists e1 x1 x2.(ne_nam_children(x1) & around(e1,x2) & n_adult(x2) & Actor(e1,x1) & v_gather(e1))
exists e1 x1 x2.(n_adult(x2) & n_child(x1) & Theme(e1,x2) & Actor(e1,x1) & v_surround(e1))