diff --git a/README.md b/README.md
new file mode 100644
index 0000000..f5f6276
--- /dev/null
+++ b/README.md
@@ -0,0 +1,28 @@
+# dependency parsetree
+## Linux installation and execution
+### Installation
+Install python 3 on your sistem. 
+
+Run the following commands in terminal:
+```bash
+cd <PATH TO PROJECT DIRECTORY>
+pip3 install -r requirements.txt
+```
+
+### Execution
+Set up search parameters in `.ini` file.
+
+Execute extraction by first moving to project directory with:
+```bash
+cd <PATH TO PROJECT DIRECTORY>
+```
+
+And later executing script with:
+```bash
+python3 dependency-parsetree.py --config_file=<PATH TO .ini file>
+```
+
+Example:
+```bash
+python3 dependency-parsetree.py --config_file=config_template.ini
+```
diff --git a/Tree.py b/Tree.py
index daefe31..069ede5 100644
--- a/Tree.py
+++ b/Tree.py
@@ -1,8 +1,6 @@
 import sys
 from copy import copy
 
-from pyconll.unit import Token
-
 from Result import Result
 from ResultNode import ResultNode
 from ResultTree import ResultTree
@@ -61,15 +59,15 @@ class Tree(object):
     def set_parent(self, parent):
         self.parent = parent
 
-    # def fits_static_requirements_feats(self, query_tree):
-    #     if 'feats' not in query_tree:
-    #         return True
-    #
-    #     for feat in query_tree['feats'].keys():
-    #         if feat not in self.feats or query_tree['feats'][feat] != next(iter(self.feats[feat].values())).get_value():
-    #             return False
-    #
-    #     return True
+    def fits_static_requirements_feats(self, query_tree):
+        if 'feats_detailed' not in query_tree:
+            return True
+
+        for feat in query_tree['feats_detailed'].keys():
+            if feat not in self.feats_detailed or query_tree['feats_detailed'][feat] != next(iter(self.feats_detailed[feat].values())).get_value():
+                return False
+
+        return True
 
 
     def fits_permanent_requirements(self, filters):
@@ -109,8 +107,8 @@ class Tree(object):
                ('xpos' not in query_tree or query_tree['xpos'] == self.xpos.get_value()) and \
                ('deprel' not in query_tree or query_tree['deprel'] == self.deprel.get_value()) and \
                ('feats' not in query_tree or query_tree['feats'] == self.feats.get_value()) and \
-               (not filters['complete_tree_type'] or (len(self.children) == 0 and 'children' not in query_tree) or ('children' in query_tree and len(self.children) == len(query_tree['children'])))
-               # self.fits_static_requirements_feats(query_tree)
+               (not filters['complete_tree_type'] or (len(self.children) == 0 and 'children' not in query_tree) or ('children' in query_tree and len(self.children) == len(query_tree['children']))) and \
+               self.fits_static_requirements_feats(query_tree)
 
     def generate_children_queries(self, all_query_indices, children):
         partial_results = {}
diff --git a/config_template.ini b/config_template.ini
new file mode 100644
index 0000000..0ff7abc
--- /dev/null
+++ b/config_template.ini
@@ -0,0 +1,23 @@
+[settings]
+input = /media/luka/Portable Disk/Datasets/dependency_treeparse/ssj500k.conllu/sl_ssj-ud_v2.4.conllu
+output = results/out.tsv
+internal_saves = ./internal_saves
+;ngrams = 0
+;tree_size = 3
+;lines_threshold = 10000
+;frequency_threshold = 1
+association_measures = no
+print_root = no
+node_order = free
+tree_type = all
+dependency_type = unlabeled
+nodes_number = yes
+;label_whitelist = nsubj|obj|obl
+;root_whitelist = lemma=leto
+;root_whitelist = upos=NOUN&Case=Nom|upos=ADJ&Degree=Sup
+;root_whitelist = lemma=mati&Case=Acc|lemma=lep&Degree=Sup
+; analyze_type options: form, deprel, lemma, upos, xpos
+;node_type = form
+cpu_cores = 12
+node_type = form
+query = upos=NOUN > _
diff --git a/dependency-parsetree.py b/dependency-parsetree.py
index 37c99da..f1e5945 100644
--- a/dependency-parsetree.py
+++ b/dependency-parsetree.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 import argparse
 import configparser
 import copy
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..25db5b5
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+pyconll==2.1.1
diff --git a/run.sh b/run.sh
index fa55388..d5ed1c6 100755
--- a/run.sh
+++ b/run.sh
@@ -1,3 +1,3 @@
 source venv/bin/activate
-python dependency-parsetree.py --config_file="$1"
+python3 dependency-parsetree.py --config_file="$1"
 deactivate