a small group of people sitting together outside.
The people are playing tennis.
Playing tennis and sitting are different actions.
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) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_tennis(x2))