Given the input sentence, please extract the subject and object containing a certain relation in the sentence according to the following relation types, in the format of "relation1: word1, word2; relation2: word3, word4". Relations include: 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.

Enter student loan refinancing companies, such as SoFi and CommonBond , which hope to lower your interest rate by re-financing and/or consolidating your loans, and aggregators such as Credible, which powers NerdWallet’s engine by providing users a simple search engine interface for finding such a re-financing provider.

Answer: product_or_material_produced: CommonBond, student loan