This graph of accelerators, venture funds and some startups associated with them was created analyzing Google Knowledge graph (shows what people search for together in the same context) as well as some information available about those funds on Crunchbase.
It can be a good starting point to explore this domain. Click on the nodes in the graph to see their connections. After you select a few of the funds on the graph, click >> button to find out on Google when all those funds appear together (investment, event, etc.)Try InfraNodus Text Network Visualization Tool developed by Nodus Labs. You can use it to make sense of disjointed bits and pieces of information, get visual summaries for text documents, and generate insight for your research process: www.infranodus.com
You can also view the graph directly on InfraNodus.