An user English
says…

Heisenberg
Proper noun
  had
Auxiliary
  been
Auxiliary
  studying
Verb
  the
Determiner
  papers
Noun
  of
Adposition
  Paul
Proper noun
  Dirac
Proper noun
  and
Coordinating conjunction
  Pascual
Proper noun
  Jordan
Jordan
Proper noun
.

Heisenberg had been studying the papers of Paul Dirac and Pascual Jordan.
Words and sentences
New
Heisenberg

A surname from German.

New
had

  1. simple past and past participle of have
  2. Used to form the past perfect tense, expressing an action that took place prior to a reference point that is itself in the past.
  3. As past subjunctive: would have.

New
been

New
Paul

  1. In the New Testament, Saul, Apostle to the Gentiles and author of fourteen epistles.
  2. A male given name from Latin of biblical origin.
  3. A surname originating as a patronymic.
  4. A place name:
  5. A place name:
  6. A place name:
  7. A place name:
  8. A place name:

New
Dirac

A surname from French.

New
and

New
Pascual

A surname from Spanish.

Jordan
New
Jordan

  1. A placename:
  2. A placename:
  3. A placename:
  4. A placename:
  5. A placename:
  6. A placename:
  7. A placename:
  8. A placename:
  9. A placename:
  10. A placename:
  11. A placename:
  12. A placename:
  13. A placename:
  14. A placename:
  15. A placename:
  16. A placename:
  17. A placename:
  18. A placename:
  19. A placename:
  20. A placename:
  21. A placename:
  22. A unisex given name from Hebrew
  23. A unisex given name from Hebrew
  24. A surname transferred from the given name derived from the male given name.

Comments