premise: An elderly man is smiling while sitting in front of a row of soda cans.
hypothesis: An old man collects soda cans.
explanation_1: It's not true that the man necessarily collects the cans.
explanation_2: It is not sure whether he collects the soda can
explanation_3: collects soda cans does not imply sitting near soda cans while smiling.
premise_logic: exists e2 e1 s1 x1 x2 x3 x4 x5.(while(e1,e2) & in(e2,x2) & of(x2,x4) & n_can(x4) & of(x4,x5) & n_soda(x5) & of(x2,x3) & n_row(x3) & n_front(x2) & Actor(e2,x1) & v_sit(e2) & Actor(e1,x1) & v_smile(e1) & n_man(x1) & a_elderly(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 s1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_collect(e1) & n_can(x2) & of(x2,x3) & n_soda(x3) & n_man(x1) & a_old(s1) & Theme(s1,x1))