A summer time snack is being enjoyed by a very cute barefoot young lady.
A woman is eating dinner in the park.
Eating something does not mean it is being enjoyed.  Also dinner is different from snack.
exists e1 s1 s2 x1 x2 x3 x4 x5.(Actor(e1,x4) & n_lady(x4) & a_young(s2) & Theme(s2,x4) & of(x4,x5) & n_barefoot(x5) & a_cute(s1) & Theme(s1,x4) & r_very(x4) & Theme(e1,x1) & v_enjoy(e1) & n_snack(x1) & of(x1,x3) & n_time(x3) & of(x1,x2) & n_summer(x2))
exists e1 x1 x2 x3.(n_park(x3) & Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & in(x2,x3) & n_dinner(x2) & n_woman(x1))