premise: Young girl playing with chocolate milk powder.
hypothesis: The girl is a grandparent
explanation_1: A person cannot be young and a grandparent.
explanation_2: The girl in the first sentence is young and the girl in the second sentence is old.
explanation_3: The girl cannot be a both young and a grandparent.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & with(e1,x3) & n_powder(x3) & of(x3,x5) & n_milk(x5) & of(x3,x4) & n_chocolate(x4) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_girl(x1) & a_young(s1) & Theme(s1,x1))
hypothesis_logic: exists p1 x1.(n_girl(x1) & exists x2.((x1 = x2) & n_grandparent(x2)))