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.

Rumors that two rival Groupon-like tech startups in China — one backed by powerhouse Alibaba Group (NYSE:BABA) and the other by Internet titan Tencent Holdings (OTCPK:TCEHY) — may be about to merge in a $15 billion deal has driven down shares of Baidu (NASDAQ:BIDU), which has invested ... 10/07/2015 12:51 PM ET Alibaba Bid For Youku Threatens Netflix China Efforts

Answer: industry: Baidu, Internet