What is the relationship between Eurogroup and Jeroen Dijsselbloem 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.
Text: Eurogroup chief Jeroen Dijsselbloem said the "issue of credibility and trust was discussed" by ministers, who are wary of the Greek government's commitment to enacting the new reforms which closely resemble those rejected by voters in a surprise referendum.
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