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.

Volkswagen-owned Porsche is building a new engine plant and body shop at its core factory in Zuffenhausen, in southern Germany, which will take over production of the Cayman series from VW in 2016, adding to assembly of Porsche 911 and Boxster models.

Answer: brand: Porsche 911, Porsche; manufacturer: Porsche 911, Porsche