diff --git a/2.1 SRU.ipynb b/2.1 - SRU.ipynb similarity index 100% rename from 2.1 SRU.ipynb rename to 2.1 - SRU.ipynb diff --git a/2.3 SPARQL.ipynb b/2.3 - SPARQL.ipynb similarity index 100% rename from 2.3 SPARQL.ipynb rename to 2.3 - SPARQL.ipynb