It has been nearly a decade since the second edition of Semantic Web for the Working Ontologist came out, and we are pleased to now be able to present the third edition. While we are gratified to find that a book about technology is still in demand after such a long time (and the first edition was 12 years ago!), some explanation is in order as to why it took so long for a third edition to be written.
For much of the intervening time, we would be occasionally be asked about a third edition. At first, our answer was that the standards had not progressed enough to warrant a third edition. But after the ratification of the Shapes Constraint Language (SHACL) for RDF, the release of Schema.org, and the settling down of a protocol for sharing data on the web (the Linked Data Protocol), this answer became disingenuous at best. The truth of the matter was that we had both moved on to other projects, and were
Chapter 11
