A man and woman are sitting on a tree stump surrounded by beautiful flowers and trees.
A man and woman are on a date
Not all heterosexual pairs of humans sitting together are on a date.
exists e2 e1 s1 x1 x2 x3 x4 x5 x6 x7 x8 x9.(on(e1,x4) & Actor(e2,x7) & n_tree(x9) & n_flower(x8) & subset_of(x9,x7) & subset_of(x8,x7) & a_beautiful(s1) & Theme(s1,x7) & Theme(e2,x6) & v_surround(e2) & (x4 = x6) & n_stump(x4) & of(x4,x5) & n_tree(x5) & Actor(e1,x1) & v_sit(e1) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists p1 x1 x2 x3.(exists x4.(on(x1,x4) & n_date(x4)) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))