premise: The little boy stands in the middle of birds who have gathered on the sidewalk.
hypothesis: There is a little boy standing on the sidewalk.
explanation_1: Saying the boys is "standing" on the sidewalk is paraphrasing the sentence which states he "stands" on the sidewalk.
explanation_2: A boy is standing with birds on the sidewalk.
explanation_3: If the boy is in the middle of birds on the sidewalk then he is standing on the sidewalk.
premise_logic: exists e2 e1 s1 x1 x2 x3 x4 x5.(n_sidewalk(x5) & n_middle(x2) & n_boy(x1) & a_little(s1) & Theme(s1,x1) & in(e1,x2) & of(x2,x3) & on(e2,x5) & Actor(e2,x4) & v_gather(e2) & (x3 = x4) & n_bird(x3) & Actor(e1,x1) & v_stand(e1))
hypothesis_logic: exists p1 x1 x4.(n_sidewalk(x4) & exists e1 s1 x2 x3.((x1 = x2) & on(e1,x4) & Actor(e1,x3) & v_stand(e1) & (x2 = x3) & n_boy(x2) & a_little(s1) & Theme(s1,x2)))
premise_sim: exists e2 e1 s1 x1 x2 x3 x4 x5.(v_stand(e1) & v_gather(e2) & on(e2,x5) & of(x2,x3) & n_sidewalk(x5) & n_middle(x2) & n_boy(x1) & n_bird(x3) & in(e1,x2) & a_little(s1) & Theme(s1,x1) & Actor(e2,x4) & Actor(e1,x1) & (x3 = x4))
hypothesis_sim: exists x1 x4.(n_sidewalk(x4) & exists e1 s1 x2 x3.(v_stand(e1) & on(e1,x4) & n_boy(x2) & a_little(s1) & Theme(s1,x2) & Actor(e1,x3) & (x2 = x3) & (x1 = x2)))