diff --git a/CHANGELOG.md b/CHANGELOG.md
index 85f7938..7e27ab3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,8 @@
 # Changelog
 
-## [0.8.2](https://github.com/brsynth/neo4jsbml/tree/0.8.2) (2023-01-16)
+## [0.8.3](https://github.com/brsynth/neo4jsbml/tree/0.8.3) (2023-01-16)
 
-[Full Changelog](https://github.com/brsynth/neo4jsbml/compare/0.8.0...0.8.2)
+[Full Changelog](https://github.com/brsynth/neo4jsbml/compare/0.8.0...0.8.3)
 
 ## [0.8.0](https://github.com/brsynth/neo4jsbml/tree/0.8.0) (2023-01-16)
 
diff --git a/src/neo4jsbml/_version.py b/src/neo4jsbml/_version.py
index 42d1392..dec8ed3 100644
--- a/src/neo4jsbml/_version.py
+++ b/src/neo4jsbml/_version.py
@@ -1,2 +1,2 @@
 __app_name__ = "neo4jsbml"
-__version__ = "0.8.3"
+__version__ = "0.9.0"
diff --git a/src/neo4jsbml/connect.py b/src/neo4jsbml/connect.py
index 3e8d856..3eb3fcd 100644
--- a/src/neo4jsbml/connect.py
+++ b/src/neo4jsbml/connect.py
@@ -135,9 +135,9 @@ def create_nodes(self, nodes: List[snode.SNode]) -> None:
                 query = (
                     "MERGE (n:"
                     + ":".join(node.labels)
-                    + ' {id:"'
-                    + node.id
-                    + '"}) ON CREATE SET n += '
+                    + " "
+                    + node.id_to_neo4j()
+                    + ") ON CREATE SET n += "
                     + node.properties_to_neo4j()
                     + " ON MATCH SET n += "
                     + node.properties_to_neo4j()
@@ -161,13 +161,16 @@ def create_relationships(
                 query = (
                     "MATCH (a:"
                     + rel.from_label
-                    + ' {id: $rel["from_id"]}) MATCH (b:'
+                    + " "
+                    + rel.id_to_neo4j(id='$rel["from_id"]')
+                    + ") MATCH (b:"
                     + rel.to_label
-                    + ' {id: $rel["to_id"]}) MERGE (a)-[r:'
+                    + " "
+                    + rel.id_to_neo4j(id='$rel["to_id"]')
+                    + ") MERGE (a)-[r:"
                     + rel.label
                     + ']->(b) ON CREATE SET r += $rel["properties"] RETURN r'
                 )
-
                 res = session.run(
                     query,
                     rel=rel.to_dict(),
diff --git a/src/neo4jsbml/entity.py b/src/neo4jsbml/entity.py
index 139514b..9f10683 100644
--- a/src/neo4jsbml/entity.py
+++ b/src/neo4jsbml/entity.py
@@ -30,6 +30,9 @@ class Entity(metaclass=ABCMeta):
     clean_properties(self)
         Remove empty values
 
+    id_to_neo4j(self) -> str
+        Format id to query Neo4j
+
     properties_to_neo4j() -> str
         Format properties to insert in query
     """
@@ -89,6 +92,26 @@ def add_property(self, label: str, value: str, overwrite: bool = True) -> None:
         ):
             self.properties[label] = value
 
+    def id_to_neo4j(self, id: Optional[str] = None) -> str:
+        """Format ids to insert in query
+
+        Parameters
+        ----------
+        id: str (default: None
+        Return
+        ------
+        str
+        """
+        data = "{id: "
+        if id is None:
+            data += '"' + self.id + '"'
+        else:
+            data += id
+        if "tag" in self.properties.keys():
+            data += ', tag: "' + self.properties["tag"] + '"'
+        data += "}"
+        return data
+
     def properties_to_neo4j(self) -> str:
         """Format properties to insert in query
 
diff --git a/src/neo4jsbml/sbml.py b/src/neo4jsbml/sbml.py
index 262b50f..e03a0bb 100644
--- a/src/neo4jsbml/sbml.py
+++ b/src/neo4jsbml/sbml.py
@@ -499,6 +499,9 @@ def format_relationships(
                 "No method was found for entities: %s and %s, belongs to the relationships: %s"
                 % (from_label, to_label, arrow_rel.label)
             )
+        if self.tag is not None:
+            for srel in res:
+                srel.add_property(label="tag", value=self.tag)
         return res
 
     def validate_id(self, value: Any) -> bool: