People gathered in an artist's studio.
People are going to buy some art.
Just because people gathered in an artist's studio does not mean people buy some art.
exists e1 x1 x2 x3.(in(e1,x3) & n_studio(x3) & of(x3,x2) & n_artist(x2) & Actor(e1,x1) & v_gather(e1) & n_people(x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_go(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_buy(e2) & n_art(x2)) & n_people(x1))