diff --git a/data/blob.ttl b/data/blob.ttl
index fb95e74..f0ce9b0 100644
--- a/data/blob.ttl
+++ b/data/blob.ttl
@@ -565,8 +565,8 @@ prefix library: <dokk:library:>
     :primary_source_retrieved "2023-03-12" ;
     :type "PDF" .
 
-<dokk:blob:pdf/Sorting_visualizer_using_HTML,_CSS,_and_JavaScript_IJARCCE_2022.pdf>
-    :library library:Sorting_visualizer_using_HTML,_CSS,_and_JavaScript_IJARCCE_2022 ;
+<dokk:blob:pdf/Sorting_visualizer_using_HTML_CSS_and_JavaScript_IJARCCE_2022.pdf>
+    :library library:Sorting_visualizer_using_HTML_CSS_and_JavaScript_IJARCCE_2022 ;
     :primary_source "https://ijarcce.com/wp-content/uploads/2022/01/IJARCCE.2022.11113.pdf" ;
     :primary_source_retrieved "2023-03-12" ;
     :type "PDF" .
diff --git a/data/library.ttl b/data/library.ttl
index df9cb02..cc64723 100644
--- a/data/library.ttl
+++ b/data/library.ttl
@@ -413,18 +413,18 @@ prefix license: <dokk:license:>
     :type "book" ;
     :author "Karl Fogel" ;
     :repo "https://svn.red-bean.com/repos/producingoss/trunk/" ;
-    :site "https://producingoss.com/ .
+    :site "https://producingoss.com" .
 
 :The_many_branches_of_the_Fediverse-3.0
     :title "The many branches of the Fediverse" ;
-    :licences :license license:CC-BY-SA-4.0 ;
+    :license license:CC-BY-SA-4.0 ;
     :type "cheat sheet" ;
     :author "Per Axbom" ;
     :site "https://axbom.com/fediverse/" .
 
 :email_self_defense_infographic_FSF_2021
     :title "Email Self-Defense" ;
-    :licences :license license:CC-BY-4.0 ;
+    :license license:CC-BY-4.0 ;
     :type "cheat sheet" ;
     :site "https://emailselfdefense.fsf.org/en/infographic.html" .
 
@@ -508,7 +508,7 @@ prefix license: <dokk:license:>
     :license license:CC-BY-3.0 ;
     :author "Matthias Keil", "Sankha Narayan Guria", "Andreas Schlegel", "Manuel Geffken", "Peter Thiemann" .
 
-:Sorting_visualizer_using_HTML,_CSS,_and_JavaScript_IJARCCE_2022
+:Sorting_visualizer_using_HTML_CSS_and_JavaScript_IJARCCE_2022
     :title "Sorting visualizer using HTML, CSS, and JavaScript" ;
     :license license:CC-BY-4.0 ;
     :author "Datta Sai Akash Patchipulusu", "Dr. A. Vijay Kumar" .