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