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.

Baidu Inc, China's dominant Internet search provider, has said it would invest $3.2 billion over the next three years in online-to-offline services, while property conglomerate Dalian Wanda Group said last month its entertainment arm would lead a $1 billion investment in a travel website.

Answer: location_of_formation: Wanda Group, Dalian; industry: Baidu, Internet; industry: Wanda Group, conglomerate