premise: A man in colorful shorts is surfing under a wave.
hypothesis: A man on vacation is at the ocean.
explanation_1: man doesn't have to be on vacation
explanation_2: Surfing under a wave doesn't imply they are on vacation.
explanation_3: Not every vacation at the ocean involves surfing.
premise_logic: exists e1 s1 x1 x2 x3.(under(e1,x3) & n_wave(x3) & Actor(e1,x1) & v_surf(e1) & in(x1,x2) & n_shorts(x2) & a_colorful(s1) & Theme(s1,x2) & n_man(x1))
hypothesis_logic: exists p1 x1 x2 x3.(n_ocean(x3) & at(x1,x3) & on(x1,x2) & n_vacation(x2) & n_man(x1))
premise_sim: exists e1 s1 x1 x2 x3.(v_surf(e1) & under(e1,x3) & n_wave(x3) & n_shorts(x2) & n_man(x1) & in(x1,x2) & a_colorful(s1) & Theme(s1,x2) & Actor(e1,x1))
hypothesis_sim: exists x1 x2 x3.(on(x1,x2) & n_vacation(x2) & n_ocean(x3) & n_man(x1) & at(x1,x3))