premise: Samoan is a Polynesian language.
hypothesis: Niuean [ njuːˈeɪən ] ( Niuean : ko e vagahau Niuē ) is a Polynesian language , belonging to the Malayo-Polynesian subgroup of the Austronesian languages . Tuvaluan [ tuːvəˈluːən ] , often called Tuvalu , is a Polynesian language of or closely related to the Ellicean group spoken in Tuvalu .