premise: A young girl holding a toddler.
hypothesis: A sister holds her little brother.
explanation_1: You can not infer it is his sister.
explanation_2: Not all girls and toddlers, are sister and brother.
explanation_3: Not all girls are related to the toddlers they may be holding. They may not be sister and brother. They could be friends, cousins, or complete strangers.
premise_logic: exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_hold(e1) & n_toddler(x3) & (x1 = x2) & n_girl(x1) & a_young(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_brother(x2) & a_little(s1) & Theme(s1,x2) & of(x2,x1) & n_female(x1) & n_sister(x1))
premise_sim: exists e1 s1 x1 x2 x3.(v_hold(e1) & n_toddler(x3) & n_girl(x1) & a_young(s1) & a_topic(x1) & Theme(s1,x1) & Theme(e1,x3) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists e1 s1 x1 x2.(v_hold(e1) & of(x2,x1) & n_sister(x1) & n_female(x1) & n_brother(x2) & a_little(s1) & Theme(s1,x2) & Theme(e1,x2) & Actor(e1,x1))