I

Pronome

  have

Auxiliar

  been

Auxiliar

  waiting

Verbo

  for you

  here

Adverbio

  at

Adposición

  this

Determinador

  oasis

Substantivo

  for

Adposición

  a

Determinador

  long time

.

I have been waiting for you here at this oasis for a long time.

I have been waiting for you here at this oasis for a long time.