What is the fine-grained topic of the following text: The IEA, working as a sub-contractor to Transport Infrastructure Ireland (TII) has been playing an active role in the development and promotion of an Intermodal Freight Route Planner within the EU-EIP intelligent transport systems East-West Corridor project. Only return the topic.
Development and promotion of an Intermodal Freight Route Planner in the EU-EIP intelligent transport systems East-West Corridor project.