premise: Children use crayons to color sheets of paper.
hypothesis: An old lady marks tests with her pen.
explanation_1: The lady cannot also be children
explanation_2: The subject is either an old lady or children.
explanation_3: Children use crayons and the lady uses pen
premise_logic: exists e1 x1 x2 x3 x4 x5.(to(e1,x3) & of(x3,x5) & n_paper(x5) & n_sheet(x3) & of(x3,x4) & n_color(x4) & Theme(e1,x2) & Actor(e1,x1) & v_use(e1) & n_crayon(x2) & n_child(x1))
hypothesis_logic: exists s1 x1 x2 x3 x4.(a_topic(x1) & with(x1,x4) & n_pen(x4) & of(x4,x1) & n_female(x1) & n_test(x1) & of(x1,x3) & n_mark(x3) & of(x1,x2) & n_lady(x2) & a_old(s1) & Theme(s1,x1))