premise: A group of people sit before a campfire.
hypothesis: People are around a fire
explanation_1: People who sit at a campfire at around a fire.
explanation_2: A campfire is a type of fire, and people are around it because they are sitting by it.
explanation_3: People infers a group of people, and a campfire is a type of fire.
premise_logic: exists e1 x1 x2 x3.(before(e1,x3) & n_campfire(x3) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
hypothesis_logic: exists p1 x1.(exists x2.(around(x1,x2) & n_fire(x2)) & n_people(x1))