Doppelzone	Nominativ, Singular	nominative case, singular
	Doppelzone	Genitiv, Singular	genitive case, singular
	Doppelzone	Dativ, Singular	dative case, singular
	Doppelzone	Akkusativ, Singular	accusative case, singular
	Doppelzonen	Nominativ, Plural	nominative case, plural
	Doppelzonen	Genitiv, Plural	genitive case, plural
	Doppelzonen	Dativ, Plural	dative case, plural
	Doppelzonen	Akkusativ, Plural	accusative case, plural