German grammar › B1

Relative clauses — der, den, dem, dessen

Level B1 · gender from the noun, case from the role · preposition first · was

What is a relative clause?

A relative clause describes a noun with a whole little sentence: the man who lives next door. German uses der, die, das (in the right case) as “who / which / that”, and the verb goes to the end.

When you use it

  • Saying which person or thing you mean.
  • Adding information without starting a new sentence.
  • Joining two short sentences into one.

Pattern

noun, relative pronoun … finite verb,

What changes

the relative pronoun — gender from the noun, case from its job in the clause

Examples

  • der Mann, **der** hier wohnt — the man who lives here — subject
  • der Mann, **den** ich kenne — the man (whom) I know — object

Remember: Relative pronouns look like the articles — only a few forms grow: dessen, deren, denen.

Watch out: German never drops the relative pronoun: “the film I saw” = der Film, den ich gesehen habe.

Uses: subordinate word order and the four cases.

Core rule

Gender / number comes from the noun before the comma. Case comes from the job inside the relative clause.

This two-step rule is the key to choosing der / den / dem / dessen …

The 2-step decision — never choose from gender alone

  1. Find gender / number
    Look at the noun it refers to: Mann = masculine, Frau = feminine, Kind = neuter, Kinder = plural.
  2. Find the role
    Is the relative pronoun the subject, the direct object, a dative object or possessive (whose)?

Relative pronoun table

MasculineFeminineNeuterPlural
Nominativederdiedasdie
Accusativedendiedasdie
Dativedemderdemdenen
Genitivedessenderendessenderen

Same noun — the case changes with the role

  • Nominative: Der Mann, der dort steht, ist mein Vater. — “der” is the subject of steht → he stands.
  • Accusative: Der Mann, den ich sehe, ist mein Vater. — “ich” is the subject; I see him → den is the direct object.
  • Dative: Der Mann, dem ich helfe, ist mein Vater. — helfen takes the dative → I help him.
  • Genitive: Der Mann, dessen Auto dort steht, ist mein Vater. — dessen = whose, referring back to a masculine / neuter noun.
Fast role check
  • Who does it? — subject → nominative
  • Whom do I see? — direct object → accusative
  • Whom do I help? — dative verb / object → dative

Relative clauses are subordinate clauses

So the finite verb goes to the end

Der Mann, | den ich | sehe, | ist mein Vater.

Der Mann, = the noun · den ich = pronoun + subject · sehe, = verb at the end · ist mein Vater. = main clause

Relative pronoun near the beginning · finite verb at the end of the relative clause.

Preposition + relative pronoun

The preposition comes FIRST

Die Frau, + **mit der** + ich spreche

sprechen mit + dative → Frau is feminine → mit der

With prepositions, let the preposition choose the case
  • mit + Dat — die Frau → mit der
  • für + Akk — der Mann → für den
  • von + Dat — die Leute → von denen

When German uses was instead

After certain general words, use was

  • etwas
  • nichts
  • alles
  • das
  • das Beste

Das Beste, was ich gesehen habe. — The best thing that I have seen.

One decision formula

1. the noun gives gender / number · 2. the relative clause gives case · 3. the verb goes to the end

Mann + subject → der · Mann + object → den · Mann + dative → dem.

Final full picture

Summary

  • gender / number — comes from the noun before the comma (der Mann → masculine)
  • case — comes from the role inside the clause (sehen → den)
  • nominative — the relative pronoun is the subject (der dort steht)
  • accusative — direct object (den ich sehe)
  • dative — dative role / verb (dem ich helfe)
  • preposition — comes before the pronoun (mit der ich spreche)
  • word order — verb at the end (den ich sehe)
  • was — after etwas / nichts / alles / das / das Beste … (das Beste, was …)

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