premise: A man in a brightly colored vest performs on stage.
hypothesis: There is someone on the stage.
explanation_1: Man is someone.
explanation_2: The man is the someone on stage.
explanation_3: A man is someone.
premise_logic: exists e1 s1 x1 x2 x3.(a_topic(x1) & in(x1,x2) & on(x2,x3) & n_stage(x3) & n_perform(x2) & r_most(s1) & a_vest(s1) & Theme(s1,x2) & Theme(e1,x2) & v_color(e1) & r_brightly(x2) & n_man(x1))
hypothesis_logic: exists p1 x1 x3.(n_stage(x3) & exists x2.((x1 = x2) & on(x2,x3) & n_person(x2)))