premise: A man holds two children in his arms.
hypothesis: A man poses for a photograph with his two grandchildren.
explanation_1: The children may not be the man's grandchildren
explanation_2: The fact that  a man holds two children in his arms doesn't imply that a man poses for a photograph with his grandchildren.
explanation_3: As  A man holds two children in his arms they are not necessarily to be his grandchildren.
premise_logic: exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & in(x2,x3) & n_arm(x3) & of(x3,x1) & n_male(x1) & n_child(x2) & card_eq_2(x2) & n_man(x1))
hypothesis_logic: exists e1 x1 x2 x3.(for(e1,x2) & with(x2,x3) & n_grandchild(x3) & card_eq_2(x3) & of(x3,x1) & n_male(x1) & n_photograph(x2) & Actor(e1,x1) & v_pose(e1) & n_man(x1))
premise_sim: exists e1 x1 x2 x3.(v_hold(e1) & of(x3,x1) & n_man(x1) & n_male(x1) & n_child(x2) & n_arm(x3) & in(x2,x3) & card_eq_2(x2) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2 x3.(with(x2,x3) & v_pose(e1) & of(x3,x1) & n_photograph(x2) & n_man(x1) & n_male(x1) & n_grandchild(x3) & for(e1,x2) & card_eq_2(x3) & Actor(e1,x1))