<P> Article 14 contains a prohibition of discrimination . This prohibition is broad in some ways and narrow in others . It is broad in that it prohibits discrimination under a potentially unlimited number of grounds . While the article specifically prohibits discrimination based on "sex, race, colour, language, religion, political or other opinions, national or social origin, association with a national minority, property, birth or other status", the last of these allows the court to extend to Article 14 protection to other grounds not specifically mentioned such as has been done regarding discrimination based on a person's sexual orientation . </P> <P> At the same time, the article's protection is limited in that it only prohibits discrimination with respect to rights under the Convention . Thus, an applicant must prove discrimination in the enjoyment of a specific right that is guaranteed elsewhere in the Convention (e.g. discrimination based on sex--Article 14--in the enjoyment of the right to freedom of expression--Article 10). It has been said that laws regarding familial sexual relationships (or incest) are in breach of Article 14 when combined with Article 8 . </P> <P> Protocol 12 extends this prohibition to cover discrimination in any legal right, even when that legal right is not protected under the Convention, so long as it is provided for in national law . </P> <P> Article 15 allows contracting states to derogate from certain rights guaranteed by the Convention in a time of "war or other public emergency threatening the life of the nation". Permissible derogations under article 15 must meet three substantive conditions: </P>

1950 convention for the protection of human rights