Utilize the input text as a context reference, choose the right relationship between 'Eurogroup' and 'Jeroen Dijsselbloem' from the options.
Options: location of formation, chairperson, owned by, distribution format

BRUSSELS, July 7 The Eurogroup of euro zone finance ministers will hold a conference call on Wednesday to discuss an expected Greek request for a medium-term loan from the European Stability Mechanism (ESM), Eurogroup chair Jeroen Dijsselbloem said.
chairperson