premise: An adult ballerina shows you children how to dance.
hypothesis: The ballerina is the children's dance instructor.
explanation_1: Just because a ballerina shows children how to dance does not mean she is their dance instructor.
explanation_2: It is not clear that the children's dance instructor is the adult performing ballerina, the adult may be on of the children's parents.
explanation_3: The ballerina shows the children how to dance, but is not necessarily an instructor. She could just be showing them one time.
premise_logic: exists e1 p1 s1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_show(e1) & Topic(x3,p1) & exists e2.(Actor(e2,x3) & v_dance(e2)) & n_child(x3) & a_you(s1) & Theme(s1,x3) & n_ballerina(x1) & of(x1,x2) & n_adult(x2))
hypothesis_logic: exists p1 x1 x2 x3 x4.(n_instructor(x3) & of(x3,x4) & n_dance(x4) & of(x3,x2) & n_child(x2) & n_ballerina(x1) & (x1 = x3))