premise: A large competition sailboat is surrounded by three small boats in the middle of the water.
hypothesis: Three large boats and one smaller boat are docked at a pier.
explanation_1: The boats cannot be in the middle of the water and docked at a pier simultaneously.
explanation_2: There is either one large boat and three small boats, or one small boat and three large boats.
explanation_3: The boasts are either docked by the pier or are in the middle of the water.
premise_logic: exists p1 s1 x1 x4 x5.(n_water(x5) & n_middle(x4) & a_topic(x1) & exists e1 s2 x2 x3.(in(e1,x4) & of(x4,x5) & Actor(e1,x3) & n_boat(x3) & a_small(s2) & Theme(s2,x3) & card_eq_3(x3) & Theme(e1,x2) & v_surround(e1) & n_sailboat(x2)) & that(x1,p1) & n_competition(x1) & a_large(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 s1 s2 x1 x2 x3 x4.(at(e1,x4) & n_pier(x4) & Theme(e1,x1) & v_dock(e1) & n_boat(x3) & r_more(s2) & a_smaller(s2) & Theme(s2,x3) & card_eq_1(x3) & n_boat(x2) & a_large(s1) & Theme(s1,x2) & card_eq_3(x2) & subset_of(x3,x1) & subset_of(x2,x1))