Two elderly people being interviewed by a camera crew standing near a green metallic van.
Two elderly people are installing speakers in a blue matte van.
Two elderly people are either being interviewed or installing speakers.  Also, is the van can not be both green metallic and blue matte.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6.(a_topic(x1) & Actor(e1,x3) & near(x3,x6) & n_van(x6) & a_metallic(s3) & Theme(s3,x6) & a_green(s2) & Theme(s2,x6) & n_standing(x3) & of(x3,x5) & n_crew(x5) & of(x3,x4) & n_camera(x4) & Theme(e1,x2) & v_interview(e1) & (x1 = x2) & n_people(x1) & a_elderly(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 s2 x1 x2 x3 x4.(in(e1,x3) & n_van(x3) & of(x3,x4) & n_matte(x4) & a_blue(s2) & Theme(s2,x3) & Theme(e1,x2) & Actor(e1,x1) & v_install(e1) & n_speaker(x2) & n_people(x1) & a_elderly(s1) & Theme(s1,x1) & card_eq_2(x1))