premise: Girl laying atop floating dock.
hypothesis: A female is asleep on the deck.
explanation_1: the girl is atop a dock, in the water or she is asleep on the deck.  the deck is fixed, the dock is not.  Both of these events did not take place in the same space or moment.
explanation_2: The girl cannot be on a deck and on a dock at once.
explanation_3: A floating dock is not a deck.
premise_logic: exists e1 e2 x1 x2.(ne_nam_girl(x1) & atop(e1,e2) & Theme(e2,x2) & Actor(e2,x1) & v_float(e2) & n_dock(x2) & Actor(e1,x1) & v_lay(e1))
hypothesis_logic: exists s1 x1 x2.(n_deck(x2) & on(s1,x2) & Theme(s1,x1) & a_asleep(s1) & n_female(x1))