Young men and women sit at a picnic table in a park.
Tall people sitting.
Not all young men and women are tall.
exists e1 s1 x1 x2 x3 x4 x5 x6.(in(e1,x6) & n_park(x6) & at(e1,x4) & n_table(x4) & of(x4,x5) & n_picnic(x5) & Actor(e1,x1) & v_sit(e1) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(a_topic(x1) & Actor(e1,x3) & v_sit(e1) & (x1 = x3) & n_people(x1) & (x1 = x2) & ne_nam_tall(x2))