1. To the extent that the law applicable to the contract has not been chosen in accordance with Article 3 and without prejudice to Articles 5 to 8, the law governing the contract shall be determined as follows:
(a) a contract for the sale of goods shall be governed by the law of the country where the seller has his habitual residence;
(b) a contract for the provision of services shall be governed by the law of the country where the service provider has his habitual residence;
(c) a contract relating to a right in rem in immovable property or to a tenancy of immovable property shall be governed by the law of the country where the property is situated;
(d) notwithstanding point (c), a tenancy of immovable property concluded for temporary private use for a period of no more than six consecutive months shall be governed by the law of the country where the landlord has his habitual residence, provided that the tenant is a natural person and has his habitual residence in the same country;
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