Analyze the relationship between 'Eurogroup' and 'Jeroen Dijsselbloem' within the context of the input sentence.
Options: business division, distribution format, chairperson, director/manager

Eurozone finance ministers have suspended last-ditch talks on Greece's bailout, Eurogroup chief Jeroen Dijsselbloem said Saturday, describing the negotiations as "very difficult" but making progress.
chairperson