premise: A surfer rides the wave out.
hypothesis: A surfer is doing nothing.
explanation_1: Someone who rides the wave is in motion and performing an activity, that cannot be described as 'doing nothing'.
premise_logic: exists e1 s1 x1 x2.(n_wave(x2) & a_out(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_surfer(x1))
hypothesis_logic: exists x1.(-exists e1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_thing(x2)) & n_surfer(x1))
premise_sim: exists e1 s1 x1 x2.(v_ride(e1) & n_wave(x2) & n_surfer(x1) & a_out(s1) & Theme(e1,x2) & Manner(e1,s1) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_surfer(x1) & all e1 x2.(-v_do(e1) | -n_thing(x2) | -Theme(e1,x2) | -Actor(e1,x1)))