premise: A boy is standing at the edge of a wave with the sun setting or rising in the background.
hypothesis: A boy goes surfing for the first time.
explanation_1: You can not infer he is surfing.
explanation_2: The fact that the boy is standing on the edge of a wave doesn't imply that the boy is surfing for the first time.
explanation_3: A boy standing at the edge of a wave is not necessarily about to go surfing for the first time.
premise_logic: exists x2 x4 x5 x7.(n_background(x7) & n_setting(x4) & of(x4,x5) & n_sun(x5) & n_edge(x2) & (exists e1 x1 x3.(with(e1,x4) & at(e1,x2) & of(x2,x3) & n_wave(x3) & Actor(e1,x1) & v_stand(e1) & n_boy(x1)) | exists e2 x6.(in(e2,x7) & Actor(e2,x6) & v_rise(e2) & n_boy(x6))))
hypothesis_logic: exists e1 e2 s1 x1 x2.(n_time(x2) & a_first(s1) & Theme(s1,x2) & for(e1,e2) & for(e2,x2) & Actor(e2,x1) & v_surf(e2) & Actor(e1,x1) & v_go(e1) & n_boy(x1))