Links to online training resources for learning SPARQL

There are many good online resources on SPARQL and constructing SPARQL queries:

Info sessions on the eProcurement Ontology for learning about RDF and SPARQL and Linked Open Data can be found in the ePO Docs.
W3C
YouTube lectures:
- Linked Data and SPARQL
- Linked data Engineering
Videos:
- SPARQL in 11 Minutes
- RDF and OWL
Other web-based training courses on training sites like Udemy.
Books from publishers such as O’Reilly, The Dummies Guide to, Morgan Kaufmann, etc.

Any comments on the documentation?