Three people talking at what appears to be a book signing
Three people talking at what appears to be a record signing
The event must be either a book or record signing.
exists e1 x1 x2.(a_topic(x1) & exists e2 p1 x3.(n_thing(x3) & at(e1,x3) & Topic(e2,p1) & Actor(e2,x3) & v_appear(e2) & exists p2 x4 x5.((x3 = x4) & n_signing(x4) & of(x4,x5) & n_book(x5))) & Actor(e1,x2) & v_talk(e1) & (x1 = x2) & n_people(x1) & card_eq_3(x1))
exists e1 x1 x2.(a_topic(x1) & exists e2 p1 x3.(n_thing(x3) & at(e1,x3) & Topic(e2,p1) & Actor(e2,x3) & v_appear(e2) & exists p2 x4 x5.((x3 = x4) & n_signing(x4) & of(x4,x5) & n_record(x5))) & Actor(e1,x2) & v_talk(e1) & (x1 = x2) & n_people(x1) & card_eq_3(x1))