A man and a child stand next to a blue and black tube.
The people are standing near a tube.
The man and child are the people standing near the tube.
exists s1 s2 s3 x1 x2 x3 x4 x5.(a_topic(s1) & subset_of(x2,s1) & to(x4,x5) & n_tube(x5) & a_black(s3) & Theme(s3,x5) & a_blue(s2) & Theme(s2,x5) & next(x2,x4) & n_thing(x4) & n_stand(x2) & of(x2,x3) & n_child(x3) & subset_of(x1,s1) & n_man(x1))
exists e1 x1 x2.(n_people(x1) & near(e1,x2) & n_tube(x2) & Actor(e1,x1) & v_stand(e1))