Fixed PR comments

Author: Hanna-Shalamitskaya-EPAM

core/esmf-aspect-meta-model-python/README.md

@@ -71,10 +71,10 @@ poetry run download-samm-branch
 ```
 Link to all branches: [SAMM Releases](https://github.com/eclipse-esmf/esmf-semantic-aspect-meta-model/branches)
 
-## SAMMGraph usage
+## SAMM Aspect Model Graph usage
 
-SAMMGraph is a class that allows you to load and interact with the Semantic Data Aspect Meta Model graph. 
-Below is an example of how to use SAMMGraph in your Python code:
+SAMM Aspect Model Graph is a class that allows you to load and interact with the Semantic Data Aspect Meta Model graph. 
+Below is an example of how to use SAMM Aspect Model Graph in your Python code:
 ```python
 from esmf_aspect_meta_model_python import SAMMGraph
 

core/esmf-aspect-meta-model-python/esmf_aspect_meta_model_python/loader/instantiator/property_instantiator.py

@@ -82,7 +82,7 @@ def _create_property_blank_node(self, element_node: BNode) -> Property:
             predicate=self._samm.get_urn(SAMM.property),
         )
         if not property_node:
-            raise ValueError(f"Could not found property for the node {element_node}")
+            raise ValueError(f"Could not find property for the node {element_node}")
 
         return DefaultBlankProperty(
             base_element_node=element_node,

core/esmf-aspect-meta-model-python/esmf_aspect_meta_model_python/vocabulary/constants.py

@@ -97,8 +97,9 @@ class CharacteristicElements:
 
 
 class SAMMEElements:
-    TimeSeriesEntity = "TimeSeriesEntity"
+    FileResource = "FileResource"
     Point3d = "Point3d"
+    TimeSeriesEntity = "TimeSeriesEntity"
 
 
 class MetaModelElementAttributes: