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.
Text: Adding to the gloom, influential fund manager David Tepper of Appaloosa Management told CNBC that corporate earnings may not rise as much as expected and he was not overly bullish on stocks next year.
user
owner_of: David Tepper, Appaloosa Management; owned_by: Appaloosa Management, David Tepper; director_/_manager: Appaloosa Management, David Tepper; founded_by: Appaloosa Management, David Tepper
assistant