premise: A man walking into a shadow, holding a sign.
hypothesis: A man walking into a shadow, holding a sign for a protest.
explanation_1: You can not infer the sign is for a protest.
explanation_2: Not all men walking with a sign is for a protest.
explanation_3: not all signs are for protest
premise_logic: exists e1 e2 x1 x2 x3 x4.(a_topic(x1) & for(e1,e2) & Theme(e2,x4) & Actor(e2,x2) & v_hold(e2) & n_sign(x4) & into(e1,x3) & n_shadow(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists e1 e2 x1 x2 x3 x4 x5.(a_topic(x1) & for(e1,e2) & for(e2,x5) & n_protest(x5) & Theme(e2,x4) & Actor(e2,x2) & v_hold(e2) & n_sign(x4) & into(e1,x3) & n_shadow(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_man(x1))