premise: Weekend barbecue with some fish.
hypothesis: There is some fish
explanation_1: Sentence one states the barbecue has fish at it and sentence 2 states that there is fish.
explanation_2: A fish barbecue implies that there is some fish.
explanation_3: We can assume that since the barbecue has some fish, then there is some fish there.
premise_logic: exists x1 x2 x3.(a_topic(x1) & with(x1,x3) & n_fish(x3) & n_barbecue(x1) & (x1 = x2) & ne_nam_weekend(x2))
hypothesis_logic: exists p1 x1 x2.((x1 = x2) & n_fish(x2))