Analyze the relationship between 'Glencore' and 'Katanga Mining' within the context of the input sentence.
Options: chief executive officer, owner of, distribution format, publisher

KINSHASA, Sept 10 (Reuters) - Glencore (Xetra: A1JAGV - news ) held talks with Congolese officials in Kinshasa on Thursday over the company's plans to suspend some copper output at its Katanga Mining unit for 18 months, an adviser to the prime minister said.
owner of