Sperrtür	Nominativ, Singular	nominative case, singular
	Sperrtür	Genitiv, Singular	genitive case, singular
	Sperrtür	Dativ, Singular	dative case, singular
	Sperrtür	Akkusativ, Singular	accusative case, singular
	Sperrtüren	Nominativ, Plural	nominative case, plural
	Sperrtüren	Genitiv, Plural	genitive case, plural
	Sperrtüren	Dativ, Plural	dative case, plural
	Sperrtüren	Akkusativ, Plural	accusative case, plural