premise: Several people sitting on foldable chairs near a geological formation.
hypothesis: There are people sitting near a geological formation.
explanation_1: If there is several people, there are people.
explanation_2: Several people are people.
explanation_3: Sentence 2 simplifies and explains that there are people sitting near a geological formation.
premise_logic: exists e1 s1 s2 s3 x1 x2 x3 x4.(a_topic(x1) & on(e1,x3) & near(x3,x4) & n_formation(x4) & a_geological(s3) & Theme(s3,x4) & n_chair(x3) & a_foldable(s2) & Theme(s2,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_people(x1) & a_several(s1) & Theme(s1,x1))
hypothesis_logic: exists p1 x1 e1 s1 x2 x3 x4.((x1 = x2) & near(e1,x4) & n_formation(x4) & a_geological(s1) & Theme(s1,x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_people(x2))