蛋黄酱是一种乐器吗？

Is mayonnaise an instrument?

Source: Tatoeba

Sentence Composition

1 蛋黄酱 dànhuángjiàng mayonnaise
=2 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)
=2 是 shì variant of 是 shì
3 一种 yīzhǒng one kind of; one type of
4 乐器 yuèqì musical instrument

classifier: 件
=5 吗 má (coll.) what?
=5 吗 mǎ used in 吗啡 mǎfēi
=5 吗 ma (question particle for "yes-no" questions)