Punk rocker buys computer ink in the big-box store.
There is a person in a store.
It is already mentioned that someone is in a store.
exists e1 s1 x1 x2 x3 x4 x5.(n_store(x5) & a_big-box(s1) & Theme(s1,x5) & in(e1,x5) & Theme(e1,x3) & Actor(e1,x1) & v_buy(e1) & n_ink(x3) & of(x3,x4) & n_computer(x4) & n_rocker(x1) & (x1 = x2) & ne_nam_punk(x2))
exists p1 x1 x2 x3.((x1 = x2) & in(x2,x3) & n_store(x3) & n_person(x2))