A baby in a ball pit and a toddler playing near the feet of the person taking the picture.
Two kids play near their parents feet.
A baby in a ball pit and toddler playing near a person taking a picture does not imply that its their parents.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_picture(x9) & n_person(x7) & n_foot(x6) & a_topic(s1) & subset_of(x4,s1) & of(x4,x7) & Theme(e1,x9) & Actor(e1,x8) & v_take(e1) & (x7 = x8) & near(x4,x6) & n_playing(x4) & of(x4,x5) & n_toddler(x5) & subset_of(x1,s1) & in(x1,x2) & n_pit(x2) & of(x2,x3) & n_ball(x3) & n_baby(x1))
exists e1 x1 x2 x3.(Time(e1,x3) & n_foot(x3) & near(e1,x2) & n_parent(x2) & of(x2,x1) & n_thing(x1) & Actor(e1,x1) & v_play(e1) & n_kid(x1) & card_eq_2(x1))