Several people walking along a curved walkway inside of a building with various advertisements.
Children walk along a walkway.
Several people walking does not mean that any or all of them are children.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & along(e1,x3) & of(x3,x4) & with(x4,x5) & n_advertisement(x5) & a_various(s2) & Theme(s2,x5) & n_building(x4) & r_inside(x3) & n_walkway(x3) & Theme(e2,x3) & v_curve(e2) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists e1 x1 x2.(along(e1,x2) & n_walkway(x2) & Actor(e1,x1) & v_walk(e1) & n_child(x1))