a small group of people sitting together outside.
The people are sitting at a table.
We don't know from the first sentence whether or not they are sitting at a table.
exists e1 s1 s2 s3 x1 x2 x3.(a_topic(x1) & of(x1,x2) & a_outside(s3) & Manner(e1,s3) & a_together(s2) & Manner(e1,s2) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_people(x2) & n_group(x1) & a_small(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_people(x1) & at(e1,x2) & n_table(x2) & Actor(e1,x1) & v_sit(e1))