readme update

README.md

@@ -55,6 +55,9 @@ The complete data set can be downloaded and stored into [resources/tutorial](htt
 ```
 wget -c https://gitlab.mbb.univ-montp2.fr/edna/tutorial_metabarcoding_data/-/raw/master/tutorial_rapidrun_data.tar.gz -O - | tar -xz -C ./resources/tutorial/
 ```
+* Data is downloaded at [resources/tutorial](https://gitlab.mbb.univ-montp2.fr/edna/snakemake_rapidrun_swarm/-/tree/master/resources/tutorial)
+* This is a tiny subset of a real metabarcoding analysis in rapidrun format
+
 
 # Run the workflow
 
@@ -67,7 +70,7 @@ bash main.sh config/config_tutorial.yaml 8
 
 * This will generate OTU occurences tables into [results/06_assignment/04_table](https://gitlab.mbb.univ-montp2.fr/edna/snakemake_rapidrun_swarm/-/tree/master/results/06_assignment/04_table)
 * The first argument [config/config_tutorial.yaml](https://gitlab.mbb.univ-montp2.fr/edna/snakemake_rapidrun_swarm/-/blob/master/config/config_tutorial.yaml) contains mandatory parameters information
-* The second argument **8** is the number of CPU cores you want to allow the system use to run the whole workflow
+* The second argument **8** is the number of CPU cores you want to allow the system uses to run the whole workflow
 
 # To go further