Erdgasheizung	Nominativ, Singular	nominative case, singular
	Erdgasheizung	Genitiv, Singular	genitive case, singular
	Erdgasheizung	Dativ, Singular	dative case, singular
	Erdgasheizung	Akkusativ, Singular	accusative case, singular
	Erdgasheizungen	Nominativ, Plural	nominative case, plural
	Erdgasheizungen	Genitiv, Plural	genitive case, plural
	Erdgasheizungen	Dativ, Plural	dative case, plural
	Erdgasheizungen	Akkusativ, Plural	accusative case, plural