Ben

Adverb

  sei

Verb

  o

Determiner

  que

Subordinating conjunction

  os

Determiner

  historiadores

Noun

  teñen

Verb

  escrito

Noun

  sobre

🔛

Adposition

  a

Determiner

  poboación

Noun

  de

Adposition

  Europa

Proper noun

.

I know very well what historians have written about the population of Europe.

I

know very well

what

historians

have

written

about

the

population

of

Europe .