This is time lapse photography featuring a person moving lights around in a pattern in the darkness
Every sack had seven cats.
A person moving lights has nothing to do with a sack with cats.
exists p1 x1 x10.(n_darkness(x10) & n_thing(x1) & exists e1 e2 x2 x3 x4 x5 x6 x7 x8 x9.((x1 = x2) & Theme(e2,x6) & Actor(e2,x5) & v_feature(e2) & in(e1,x10) & in(e1,x9) & n_pattern(x9) & Theme(e1,x8) & Actor(e1,x7) & v_move(e1) & r_around(x8) & n_light(x8) & (x6 = x7) & n_person(x6) & (x2 = x5) & n_photography(x2) & of(x2,x4) & n_lapse(x4) & of(x2,x3) & n_time(x3)))
all x1.(n_sack(x1) -> exists e1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_cat(x2) & card_eq_7(x2)))