A baby in a ball pit and a toddler playing near the feet of the person taking the picture.
The photographer is taking a picture of his kids at play.
Not all people who take pictures are a photographer.
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 x4.(n_kid(x3) & of(x3,x1) & n_male(x1) & n_photographer(x1) & at(e1,x4) & n_play(x4) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & of(x2,x3) & n_picture(x2))