Amanpour: Well, this is deeply significant, obviously, because it is such a complex and coordinated attack on multitudinous targets, multitudinous locations.

CNN: Amanpour: Attack comes at crucial time for region

Over the past 50 years, the UNESCO-IOC has led, coordinated and supported a complex, multilateral programme of oceanographic and related ocean research.

UNESCO: Indigenous Peoples

Today I want to thank all of them for leading a swift and coordinated response during one of the most complex humanitarian efforts ever attempted.

WHITEHOUSE: Standing Together with Haiti

Constructed around these organisations is a complex infrastructure designed to ensure the NHS is properly accountable, coordinated and regulated.

BBC: The changing health service

This will allow us to transition from simple to more complex tasks that may require accessing a variety of applications and information source in a coordinated workflow.

FORBES: Beyond Voice Recognition: It's The Age Of Intelligent Systems