Article 106 — —Proof of Union.

1) An irregular union may be proved by the possession of such status. 2) A man and a woman may have the possession of the status of persons living in an irregular union when, although they are not married, they behave as such, and when their families and the community consider them living as married couple. 3) If one of the parties is capable of proving the existence of the state of fact provided under Sub-Article (2) of this Article, the court shall presume that they live in an irregular union. 4) The above presumption may be rebutted by producing any kind of reliable proof.