Two Aurora firemen having a conversation in front of a storefront.
Two firemen are talking.
If the firemen are having a conversation, they were talking.
exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_have(e1) & in(x4,x5) & of(x5,x6) & n_storefront(x6) & n_front(x5) & n_conversation(x4) & (x1 = x3) & n_fireman(x1) & (x1 = x2) & ne_org_aurora(x2) & card_eq_2(x1))
exists e1 x1.(Actor(e1,x1) & v_talk(e1) & n_fireman(x1) & card_eq_2(x1))