Find Nodes by Searching for Concepts

[code-inflation]

Description of problem
The user wants to search for content-nodes that are related to one or more specific concepts.

Solution
A user can enter one or more concepts into a search bar. The top related nodes should be visualized in a graph (see picture below).

A list of all related documents is shown as well.
The user can click on a content node to switch to a detail view and read the content of that node.

Additional context

• What graph visualisation library should be used?
• How are the top related content-nodes calculated?

Criteria for acceptance

• There is a search bar that lets you enter (and delete already entered) concepts
• All content-nodes that are connected to the selected concept*s are shown in a list
• The top related content-nodes are displayed in a graph