A sentence (Segmented from a document) as below:
This Amendment dated 26th of April 2018 modifies the Agreement dated 20th April 2017.
or
This Amendment depends on the agreement dated 20th April 2017
I would like to extract the following as a CSV
Document_type | Date_of_document | relation | related_doc | related_doc_date
----------------------------------------------------------------------------
Amendment | 26-04-2018 | modifies | Agreement | 20-04-2017
Amendment | Null | depends | agreement | 20-04-2017
What have I done till now
Found and extracted dates using Stanford NER. Got them in a normalized form. Can extract Noun Phrases using TextBlob. But cannot link which Noun Phrase is linked to which date.
Am I doing it wrong? Any tutorials/examples/advice?