People happily walking along a street with palm trees in the background.
The people are outside.
People happily walking along a street means they are outside
exists e1 s1 x1 x2 x3 x4 x5 x6.(n_background(x6) & a_topic(x1) & with(e1,x4) & in(x4,x6) & n_tree(x4) & of(x4,x5) & n_palm(x5) & a_happily(s1) & Manner(e1,s1) & along(e1,x3) & n_street(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1))
exists s1 x1.(n_people(x1) & Theme(s1,x1) & a_outside(s1))