A man in the park catching frisbees.
A woman sun bathes on the beach.
A man and a woman are different genders.  A person cannot sun bathe while catching frisbees.  A beach and a park are different environments.
exists e1 x1 x2 x3 x4.(n_park(x2) & a_topic(x1) & in(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_catch(e1) & n_frisbee(x4) & (x2 = x3) & n_man(x1))
exists x1 x2 x3 x4.(n_beach(x4) & a_topic(x1) & on(x1,x4) & n_bathe(x1) & of(x1,x3) & n_sun(x3) & of(x1,x2) & n_woman(x2))