premise: A lady and a man are on stage dancing with flexibility.
hypothesis: A brother and sister are dancing together.
explanation_1: A lady and a man are not necessarily in a brother and sister relationship.
explanation_2: Not all men and women together are also brother and sister.
explanation_3: not all ladies and men are brother and sister
premise_logic: exists p1 x1 x2 x3 x4.(with(p1,x4) & n_flexibility(x4) & exists x5 x6.(on(x1,x5) & n_dancing(x5) & of(x5,x6) & n_stage(x6)) & subset_of(x3,x1) & n_man(x3) & subset_of(x2,x1) & n_lady(x2))
hypothesis_logic: exists e1 s1 x1 x2 x3.(a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_dance(e1) & n_sister(x3) & n_brother(x2) & subset_of(x3,x1) & subset_of(x2,x1))
premise_sim: exists p1 x1 x2 x3 x4.(with(p1,x4) & subset_of(x3,x1) & subset_of(x2,x1) & n_man(x3) & n_lady(x2) & n_flexibility(x4) & exists x5 x6.(on(x1,x5) & of(x5,x6) & n_stage(x6) & n_dancing(x5)))
hypothesis_sim: exists e1 s1 x1 x2 x3.(v_dance(e1) & subset_of(x3,x1) & subset_of(x2,x1) & n_sister(x3) & n_brother(x2) & a_together(s1) & Manner(e1,s1) & Actor(e1,x1))