premise: Couple watching the moon on a bridge.
hypothesis: The couple is watching the sun.
explanation_1: You cannot watch the moon and  the sun at the same time.
explanation_2: SUN AND MOON CANNOT OCCUR SIMULTANEOUSLY
explanation_3: sun doesn't mean moon
premise_logic: exists e1 x1 x2 x3.(n_moon(x2) & on(e1,x3) & n_bridge(x3) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_couple(x1))
hypothesis_logic: exists e1 x1 x2.(n_sun(x2) & n_couple(x1) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1))