The poem , written after Newman 's conversion from Anglicanism to Roman Catholicism , explores his new Catholic-held beliefs of the journey from death through Purgatory , thence to Paradise , and to God .
DET NOUN , VERB ADP PROPN PART NOUN ADP PROPN ADP PROPN PROPN , VERB PRON ADJ ADJ NOUN ADP DET NOUN ADP NOUN ADP PROPN , NOUN ADP PROPN , CCONJ ADP PROPN .