premise: Someone's legs are in frame running over a beach shore.
hypothesis: Legs at a beach.
explanation_1: One must be at a beach in order to be running over a beach shore. Someone's legs is a rephrasing of legs.
premise_logic: exists p1 x1.(exists e1 p2 x2 x3 x4 x5.((x1 = x2) & for(p2,e1) & over(e1,x4) & n_shore(x4) & of(x4,x5) & n_beach(x5) & Actor(e1,x3) & v_run(e1) & exists x6.(in(x3,x6) & n_frame(x6)) & (x2 = x3) & n_leg(x2)) & n_person(x1))
hypothesis_logic: exists x1 x2.(a_topic(x1) & at(x1,x2) & n_beach(x2) & n_leg(x1))
premise_sim: exists x1.(n_person(x1) & exists e1 p2 x2 x3 x4 x5.(v_run(e1) & over(e1,x4) & of(x4,x5) & n_shore(x4) & n_leg(x2) & n_beach(x5) & for(p2,e1) & exists x6.(n_frame(x6) & in(x3,x6)) & Actor(e1,x3) & (x2 = x3) & (x1 = x2)))
hypothesis_sim: exists x1 x2.(n_leg(x1) & n_beach(x2) & at(x1,x2) & a_topic(x1))