premise: A man wearing padded arm protection is being bitten by a German shepherd dog.
hypothesis: A man is being bitten by a dog while walking.
explanation_1: You can not infer it happened while walking.
explanation_2: The man got bit not necessarily while walking.
explanation_3: The man can be doing any number of activities while being bitten, not just walking.
premise_logic: exists e2 e1 s1 s2 x1 x2 x3 x4 x5.(Actor(e2,x4) & n_dog(x4) & of(x4,x5) & n_shepherd(x5) & a_german(s2) & Theme(s2,x4) & Theme(e2,x1) & v_bite(e2) & n_protection(x1) & of(x1,x3) & n_arm(x3) & a_padded(s1) & Theme(s1,x1) & Actor(e1,x1) & v_wear(e1) & of(x1,x2) & n_man(x2))
hypothesis_logic: exists e2 e1 x1 x2.(while(e1,e2) & Actor(e2,x1) & v_walk(e2) & Actor(e1,x2) & n_dog(x2) & Theme(e1,x1) & v_bite(e1) & n_man(x1))