premise: A man at the beach, building a sand castle.
hypothesis: The sand castle down on the beach was made by that man.
explanation_1: The sand castle being "made by that man" is a rephrasing of A man...building a sand castle."
explanation_2: The sand castle on the beach is a consequence of the man at the beach building the castle.
explanation_3: A man and that man are the same, and building a sand castle is done down on the beach.
premise_logic: exists e1 x1 x2 x3 x4 x5.(n_beach(x2) & a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_build(e1) & n_castle(x4) & of(x4,x5) & n_sand(x5) & (x1 = x3) & at(x1,x2) & n_man(x1))
hypothesis_logic: exists e2 e1 s1 x1 x2 x3 x4.(n_man(x4) & n_beach(x3) & n_sand(x1) & Actor(e2,x4) & Theme(e2,x1) & v_make(e2) & a_down(s1) & Manner(e1,s1) & on(e1,x3) & Actor(e1,x2) & v_castle(e1) & (x1 = x2))