A group of friends talk around a table.
They are planning a surprise birthday party.
Not all conversations between friends are about planning a surprise birthday party
exists e1 x1 x2 x3.(around(e1,x3) & n_table(x3) & Actor(e1,x1) & v_talk(e1) & of(x1,x2) & n_friend(x2) & n_group(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_plan(e1) & n_party(x2) & of(x2,x3) & n_birthday(x3) & of(x2,x1) & n_surprise(x1) & n_thing(x1))