premise: a body boarder is being dumped on the beach by a wave whilst other surfers are standing around in the water.
hypothesis: There are surfers on a beach.
explanation_1: A body boarder is a form of surfers.
explanation_2: Beach implies water, and body boarder is a type of surfer.
explanation_3: Whilst other surfers are standing around in the water means there are surfers on beach.
premise_logic: exists e1 p1 x1 x2 x3 x4 x7 x8.(n_water(x8) & n_surfer(x7) & n_beach(x3) & Actor(e1,x4) & exists e2 s1 x5 x6.(in(e2,x8) & a_around(s1) & Manner(e2,s1) & Actor(e2,x5) & v_stand(e2) & -(x5 = x7) & n_surfer(x5) & of(x5,x6) & n_whilst(x6)) & that(x4,p1) & n_wave(x4) & on(e1,x3) & Theme(e1,x1) & v_dump(e1) & n_boarder(x1) & of(x1,x2) & n_body(x2))
hypothesis_logic: exists p1 x1 x2 x3.((x1 = x2) & on(x2,x3) & n_beach(x3) & n_surfer(x2))
premise_sim: exists e1 p1 x1 x2 x3 x4 x7 x8.(v_dump(e1) & that(x4,p1) & on(e1,x3) & of(x1,x2) & n_wave(x4) & n_water(x8) & n_surfer(x7) & n_body(x2) & n_boarder(x1) & n_beach(x3) & exists e2 s1 x5 x6.(v_stand(e2) & of(x5,x6) & n_whilst(x6) & n_surfer(x5) & in(e2,x8) & a_around(s1) & Manner(e2,s1) & Actor(e2,x5) & -(x5 = x7)) & Theme(e1,x1) & Actor(e1,x4))
hypothesis_sim: exists x1 x2 x3.(on(x2,x3) & n_surfer(x2) & n_beach(x3) & (x1 = x2))