What is the relationship between Narendra Modi and Bharatiya Janata Party in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

Opposition parties have attacked the Narendra Modi government over its alleged failure in bringing back black money as the Bharatiya Janata Party ( BJP ) had ‘promised’ during the Lok Sabha campaign.

Answer: member_of