What is the relationship between 'Rosneft' and 'Igor Sechin' in the context of the input sentence.
Options: director/manager, business division, owner of, location of formation

VLADIVOSTOK, Russia, Sept 4 (Reuters) - Russia can increase its oil production to as much as 700 million tonnes of oil per year (14 million barrels of oil per day) and export 300 billion cubic metres of gas to China annually, Rosneft Chief Executive Igor Sechin said on Friday.
director/manager