premise: A standing man talks to a seated woman while on some sort of vehicle.
hypothesis: Two people are discussing their relationship.
explanation_1: Just because a man talks to a woman does not mean they are discussing their relationship.
explanation_2: We have no idea if they are discussing their relationship, they could be talking about anything.
explanation_3: You can not infer they are talking about their relationship.
premise_logic: (x)
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_discuss(e1) & n_relationship(x2) & of(x2,x1) & n_thing(x1) & n_people(x1) & card_eq_2(x1))