Question: Who that was featured in "The Mechanism of Redemption and the Nature of Christ" that Catholics believe in?
Answer(s):
answer: Jesus Christ

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0c8wxp)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0c8wxp ns:religion.religion.deities ?x .
?x ns:book.book_subject.works ns:m.012c3dgy . 
}