William Playfair, the father of data visualisation, changed the way we understand information. His bar graphs, pie charts, ...

The evolution of web search engines offers an instructive example, showing how knowledge can be extracted from unstructured sources and refined over time into a structured, interconnected graph.

Figure 1. This figure shows an example of a natural language question, its corresponding SPARQL query and a section of a knowledge graph with the classes and properties used in the SPARQL query. LLMs ...