An user Dutch
says…

Geweldig
Adjective
dat
Pronoun
  was
Auxiliary
  het
Determiner
  beste
Adjective
  optreden
Noun
  dat
Pronoun
  ik
Pronoun
  ooit
Adverb
  gezien
Verb
  heb
Auxiliary
!

Great, that was the best performance I've ever seen!
Words and sentences
New
geweldig

  1. tremendous, enormous
  2. awesome, wonderful

New
het

New
beste

  1. inflection of best, the superlative degree of goed:
  2. inflection of best, the superlative degree of goed:
  3. inflection of best, the superlative degree of goed:

New
dat

New
ik

I (first-person singular personal pronoun)

New
gezien

New
heb

  1. inflection of hebben:
  2. inflection of hebben:
  3. (informal) inflection of hebben:

New
ooit

  1. sometime (in the future), someday, at some point
  2. ever
  3. once (in the past)
  4. of all time, ever

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