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.

Among leaders of the five largest U.S. banks by assets, only Goldman Sachs Group Inc. CEO Lloyd Blankfein skips the quarterly call where analysts grill executives on results and guidance.

Answer: chief_executive_officer: Goldman Sachs, Lloyd Blankfein; employer: Lloyd Blankfein, Goldman Sachs