Breakdown of Der Besitzer des Hauses unterschreibt den Vertrag mit einem schwarzen Stift.
das Haus
the house
mit
with
den
the
der Vertrag
the contract
des
the; (masculine or neuter, genitive)
der Stift
the pen
unterschreiben
to sign
der Besitzer
the owner
einem
a; (masculine, dative)
schwarz
black
Elon.io is an online learning platform
We have an entire course teaching German grammar and vocabulary.
Questions & Answers about Der Besitzer des Hauses unterschreibt den Vertrag mit einem schwarzen Stift.
Why are the words Besitzer, Hauses, Vertrag, and Stift capitalized in this sentence?
In German, all nouns are capitalized. This orthographic rule applies to both common and proper nouns. Since Besitzer (owner), Haus (house), Vertrag (contract), and Stift (pen) are all nouns, each begins with a capital letter.
Why does Haus become Hauses in des Hauses?
German uses the genitive case to show possession. For masculine and neuter singular nouns, you usually add -es (or sometimes -s) in the genitive. Because Haus is neuter, its genitive singular is Hauses, and the definite article das changes to des, giving des Hauses (“of the house”).
Why do we use des Hauses instead of a phrase like vom Haus?
Des Hauses is the formal genitive construction for possession. Vom Haus is a contraction of von dem Haus (dative) and can colloquially express “of the house,” but the genitive (des Hauses) is more precise and preferred in written or formal contexts.
Why is den Vertrag in the accusative case?
The verb unterschreiben (to sign) is transitive, so it takes a direct object. In German, direct objects must be in the accusative case. Since Vertrag is masculine (der Vertrag), its accusative form is den Vertrag.
Why does the sentence start with Der Besitzer and then have unterschreibt in second position?
German main clauses follow the verb-second (V2) rule: the finite verb must occupy the second position. You can place the subject Der Besitzer first, but unterschreibt stays in slot two. If you front another element, the verb still remains second.
Why do we use mit einem schwarzen Stift and not mit einen schwarzer Stift?
The preposition mit always governs the dative case. The masculine article ein becomes einem in the dative, and adjectives following an article in the dative (weak declension) take the ending -en, so schwarz becomes schwarzen.
Can we place mit einem schwarzen Stift at the beginning of the sentence for emphasis?
Yes. German allows fronting. You can say Mit einem schwarzen Stift unterschreibt der Besitzer des Hauses den Vertrag. The finite verb unterschreibt must remain in second position, and the subject follows it.
Is there a difference between Besitzer and Eigentümer?
Both mean “owner,” but Besitzer often implies someone who physically holds or uses something (holder), while Eigentümer emphasizes legal ownership. In everyday language they’re frequently interchangeable, but legal texts tend to prefer Eigentümer.
Could we use unterzeichnet instead of unterschreibt?
Yes. Unterzeichnet (from unterzeichnen) also means “signs.” Unterschreibt (from unterschreiben) is more common in spoken German, whereas unterzeichnen can sound slightly more formal.