"It is now clear that the enforcement action taken in the US and EU under their laws against the 'exclusionary conduct' of Microsoft a decade ago created opportunities for new market entrants like Google's Chrome browser, Apple's Safari browser and iTunes, YouTube, Adobe Flash, Skype and providers of web-based mail such as Google and Yahoo."
Utilize the input text as a context reference, choose the right relationship between 'Skype' and 'Microsoft' from the options.
Options: headquarters location, operator, chief executive officer, position held