Many young people looking a computer items.
Several elderly people are outside having a picnic.
The people can either be young or old.  Computer items are not usually found at a picnic.
exists e1 s1 x1 x2 x3.(n_item(x2) & of(x2,x3) & n_computer(x3) & Time(e1,x2) & Actor(e1,x1) & v_look(e1) & n_people(x1) & a_young(s1) & Theme(s1,x1) & n_quantity(x1))
exists e1 s1 s2 s3 x1 x2.(for(s3,e1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_picnic(x2) & Theme(s3,x1) & a_outside(s3) & n_people(x1) & a_elderly(s2) & Theme(s2,x1) & a_several(s1) & Theme(s1,x1))