LUBM: minor fixes

Author: EgorOrachyov

tools/LUBM/README.md

@@ -1,6 +1,6 @@
 # LUBM dataset
 
-## Folder structure:
+## Folder structure
 - config.txt - configures mappings from IRI names to short string names (for our purposes)
 - download.sh - downloads and unzips the lubm generator from oficial website
 - generate.sh - generates dataset for 10 universities (this could be changed in the script: set -univ N)

tools/LUBM/converter.py

@@ -79,7 +79,7 @@ def add_rdf_edge(subj, pred, obj, graph):
     add_rdf_edge(res[s], 'OTHER', res[o], output)
     edges_count += 1
 
-target = prefix + str(count) + 'v' + str(next_id) + 'e' + edges_count  # output file
+target = prefix + str(count) + 'v' + str(next_id) + 'e' + str(edges_count)  # output file
 write_to_rdf(target,output)
 
 print('Total vertices:', next_id)