你爸爸是一个大猩猩。

Your father is a gorilla.

Source: Tatoeba

Sentence Composition

=1 你 nǐ you (informal, as opposed to courteous 您 nín)
=1 你 nǐ you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)
2 爸爸 bàba (coll.) father; dad

classifiers: 個, 位
=3 是 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=3 是 shì variant of 是 shì
=4 一个 yīge
  1. a; an; one
  2. the whole (afternoon, summer vacation etc)
=4 一个 yīgè
  1. Combination of the numeral 一 (“one”) and the generic classifier 個／个: a; an; one
  2. same
5 大猩猩 dàxīngxing gorilla