premise: Javelin competition
hypothesis: There is a competition.
explanation_1: Javelin is a specific type of competition.
explanation_2: A javelin competition is one kind of competition.
explanation_3: There must be a competition for a Javelin competition to take place.
premise_logic: exists x1 x2.(n_competition(x1) & (x1 = x2) & ne_nam_javelin(x2) & a_topic(x1))
hypothesis_logic: exists p1 x1 x2.((x1 = x2) & n_competition(x2))