people taking pictures of a crazy person.
People are posting pictures on Facebook.
Taking does not imply posting pictures on Facebook.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_take(e1) & of(x3,x4) & n_person(x4) & a_crazy(s1) & Theme(s1,x4) & n_picture(x3) & (x1 = x2) & n_people(x1))
exists e1 x1 x2 x3.(on(e1,x3) & n_facebook(x3) & Theme(e1,x2) & Actor(e1,x1) & v_post(e1) & n_picture(x2) & n_people(x1))