premise: A man stands by an animal rights sign at an outdoor event.
hypothesis: There is a protest for animal rights taking place
explanation_1: An animal rights sign does not make an outdoor event a protest for animal rights.
explanation_2: man standing  by an animal rights sign at an outdoor event doesn't necessarily mean that there is a protest for animal rights taking place.
explanation_3: Signs do not always imply a protest.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5.(at(e1,x5) & n_event(x5) & a_outdoor(s1) & Theme(s1,x5) & by(e1,x2) & n_sign(x2) & of(x2,x4) & n_rights(x4) & of(x2,x3) & n_animal(x3) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
hypothesis_logic: exists p1 x1 e1 x2 x3 x4 x5 x6.((x1 = x2) & for(x2,x3) & Theme(e1,x6) & Actor(e1,x5) & v_take(e1) & n_place(x6) & (x3 = x5) & n_rights(x3) & of(x3,x4) & n_animal(x4) & n_protest(x2))
premise_sim: exists e1 s1 x1 x2 x3 x4 x5.(v_stand(e1) & of(x2,x4) & of(x2,x3) & n_sign(x2) & n_rights(x4) & n_man(x1) & n_event(x5) & n_animal(x3) & by(e1,x2) & at(e1,x5) & a_outdoor(s1) & Theme(s1,x5) & Actor(e1,x1))
hypothesis_sim: exists x1 e1 x2 x3 x4 x5 x6.(v_take(e1) & of(x3,x4) & n_rights(x3) & n_protest(x2) & n_place(x6) & n_animal(x4) & for(x2,x3) & Theme(e1,x6) & Actor(e1,x5) & (x3 = x5) & (x1 = x2))