Update README.md

-#Automatic Extraction of "Growth Conditions (GC)" from the "Gene Expression Omnibus (GEO)".  
-Proyecto para extraer de manera automática las condiciones de crecimiento de todas las enterobacterias de la GEO con ayuda de "Conditional Random Fields (CRFs)".
+# "Automatic Extraction of Growth Conditions (GC) from the Gene Expression Omnibus (GEO)".  
+Project to extract in an automatic way, the growth conditions of all enterobacteria within the GEO using "Conditional Random Fields " (CRFs).
 
 
+## Prerequisites
+### Programming languages
+   - Python (version 2.7, version 3)
+   - Bash
+
+## Folder content
+**CRF**
+   - bin
+      1. label-split_training_test_v1.py
+      2. params.py
+      3. training_validation_v3.py
+   - check
+      1. sentences-405-order-rep.txt
+   - data-sets
+      1. test-data-set-30.txt
+      2. training-data-set-70.txt
+   - models
+      1.  training-data-set-70.fStopWords_False.fSymbols_False.mod
+   - reports
+      1. report_training-data-set-70.fStopWords_False.fSymbols_False.txt
+      2.  y_pred_training-data-set-70.fStopWords_False.fSymbols_False.txt
+      3.  y_test_training-data-set-70.fStopWords_False.fSymbols_False.txt
+
+**CoreNLP**
+   - bin
+      1.  get-raw-sentences.sh
+      2.  single_run.sh
+   - input
+      1. raw-metadata-senteneces.txt
+   - output
+      1. raw-metadata-senteneces.txt.conll
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