premise: Two girls are on a street sidewalk and one is sitting.
hypothesis: girls are on the sidewalk
explanation_1: If there are 2 girls then there are girls, and sidewalk is sidewalk.
explanation_2: A street sidewalk is a form of a sidewalk.
explanation_3: Two girls are on the sidewalk but one is sitting.
premise_logic: exists e1 p1 x1 x2.(Actor(e1,x2) & v_sit(e1) & n_thing(x2) & card_eq_1(x2) & exists x3 x4.(on(x1,x3) & n_sidewalk(x3) & of(x3,x4) & n_street(x4)) & n_girl(x1) & card_eq_2(x1))
hypothesis_logic: exists p1 x1 x2.(n_sidewalk(x2) & on(x1,x2) & n_girl(x1))