premise: A ribbon dancer is leaping through the air with her head back during a competition, green ribbon behind her.
hypothesis: a dancer performs
explanation_1: Ribbon dancer is a type of dancer.
explanation_2: The act of competition implies that people are performing in the competition. Sentence 1 refers to a "dancer" "during a competition", and her actions are consistent with being a competitor.
explanation_3: Ribbon dancer performs with ribbon.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(n_female(x3) & n_female(x3) & n_head(x4) & of(x4,x3) & n_air(x3) & behind(e1,x3) & during(e1,x5) & rel(x5,x6) & n_ribbon(x6) & a_green(s2) & Theme(s2,x6) & n_competition(x5) & a_back(s1) & Manner(e1,s1) & with(e1,x4) & through(e1,x3) & Actor(e1,x1) & v_leap(e1) & n_dancer(x1) & of(x1,x2) & n_ribbon(x2))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_perform(e1) & n_dancer(x1))
premise_sim: exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(with(e1,x4) & v_leap(e1) & through(e1,x3) & rel(x5,x6) & of(x4,x3) & of(x1,x2) & n_ribbon(x6) & n_ribbon(x2) & n_head(x4) & n_female(x3) & n_dancer(x1) & n_competition(x5) & n_air(x3) & during(e1,x5) & behind(e1,x3) & a_green(s2) & a_back(s1) & Theme(s2,x6) & Manner(e1,s1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1.(v_perform(e1) & n_dancer(x1) & Actor(e1,x1))