Given phrases that describe the relationship between two words/phrases as options, extract the word/phrase pair and the corresponding lexical relationship between them from the input text. The output format should be "relation1: word1, word2; relation2: word3, word4". Options: 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.

In high-speed rail, HSR sector, major contracts signed in the past quarter, including train control center, TCC, solution for sections of the Taiyuan to Jiaozuo line, Zhengzhou to Wangzhou line and the inter-city line of Southern Sichuan.

Answer: owner_of: Zhengzhou, line