Unhappy-looking people standing outside in a tightly-packed line against a yellow fence.
The man is happy to be surrounded by many people.
People implies more that just one man.  Happy is not unhappy.
exists e1 s1 s2 s3 x1 x2 x3 x4.(a_topic(x1) & in(e1,x3) & against(x3,x4) & n_fence(x4) & a_yellow(s3) & Theme(s3,x4) & n_line(x3) & a_tightly-packed(s2) & Theme(s2,x3) & r_outside(e1) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_people(x1) & a_unhappy-looking(s1) & Theme(s1,x1))
exists p1 s1 x1.(n_man(x1) & Topic(s1,p1) & Actor(s1,x1) & a_happy(s1) & exists e1 x2.(Actor(e1,x2) & n_people(x2) & n_quantity(x2) & Theme(e1,x1) & v_surround(e1)))