This 80 page <e1>article</e1> was extracted from the <e2>book</e2>: New Model of the Universe, by P. D. Ouspensky.
This 80 page article
This 80 page article was extracted from the book: New Model of the Universe, by P. D. Ouspensky.
<triplet> article <subject> book <object> Entity-Origin(e1,e2)