premise: A man in a blue shirt and a woman in a pink skirt sit around other people in the background.
hypothesis: There is a group of people at a music festival.
explanation_1: You can not infer they are at a festival.
explanation_2: People can congregate at many places, nothing to indicate it was a music festival.
explanation_3: Not all gatherings are for a music festival.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(n_background(x8) & n_people(x7) & around(e1,x6) & in(x6,x8) & -(x6 = x7) & n_people(x6) & Actor(e1,x1) & v_sit(e1) & subset_of(x4,x1) & in(x4,x5) & n_skirt(x5) & a_pink(s2) & Theme(s2,x5) & n_woman(x4) & subset_of(x2,x1) & in(x2,x3) & n_shirt(x3) & a_blue(s1) & Theme(s1,x3) & n_man(x2))
hypothesis_logic: exists p1 x1 x2 x3 x4 x5.((x1 = x2) & at(x2,x4) & n_festival(x4) & of(x4,x5) & n_music(x5) & of(x2,x3) & n_people(x3) & n_group(x2))