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.

RBA chief Glenn Stevens says Australia's direct exposure to Greece is "minuscule" and its crisis is unlikely to have a material impact on the country unless there's major upheaval in global markets, Chris Pearce Share on twitter by Jacob Greber The Reserve Bank of Australia has left the official cash rate on hold as it tests whether turmoil in Greece and on China's stock markets will affect Australia.

Answer: employer: Glenn Stevens, Reserve Bank of Australia