highlighting where to download data and queries

README.md

@@ -1,6 +1,12 @@
 # Ring-RPQ
 
-Repository for the prototype source code of the paper Time- and Space-Efficient Regular Path Queries on Graphs. This is just a prototype version aiming at reproducing the experiments of the paper. A final version will be added soon. 
+Repository for the prototype source code of the paper Time- and Space-Efficient Regular Path Queries on Graphs. This is just a prototype version aiming at reproducing the experiments of the paper. A final version will be added soon.
+
+## Queries and graph
+
+The queries are available in data/paths.tsv of this repository.
+
+The data used are available here: [Wikidata (about 1000M triples)](http://compact-leapfrog.tk/files/wikidata-enumerated.dat.gz).
 
 ## Instructions
 
@@ -16,13 +22,15 @@ This shall create two executable files: build-index and query-index.
 
 2. Download the version of Wikidata used in the paper (note the original triples have been enumerated):
 [Wikidata (about 1000M triples)](http://compact-leapfrog.tk/files/wikidata-enumerated.dat.gz) and uncompress it.
+
 3. To build the index run:
 ```Bash
 ./build-index <path-to-wikidata-file> 
 ```
 This will create the index on the same directory were the wikidata file is. Keep all these files in the same directory.
 
 4. Move files data/wikidata-enumerated.dat.P and data/wikidata-enumerated.dat.SO to the directory were the index is stored. Please keep these file names, or change them acordingly, keeping the same prefix for all of them.   
+
 5. To run queries, do as follows:
 ```Bash
 ./query-index <path-to-index-file> data/paths.tsv