CONVENTION ON JURISDICTION AND THE ENFORCEMENT OF JUDGMENTS - EXCLUSIVE JURISDICTION - DISPUTES CONCERNING TENANCIES OF IMMOVABLE PROPERTY - CONCEPT - SHORT LETTING OF A HOLIDAY HOME - INCLUDED - OBLIGATIONS OF THE PARTIES UNDER THE TENANCY AGREEMENT - OBLIGATIONS IN RESPECT OF WHICH COURTS HAVE EXCLUSIVE JURISDICTION ( CONVENTION OF 27 SEPTEMBER 1968 , ART . 16 ( 1 ))