diff --git a/application/src/Entity/AbstractEntity.php b/application/src/Entity/AbstractEntity.php
index 9e2543e..fcfbb08 100644
--- a/application/src/Entity/AbstractEntity.php
+++ b/application/src/Entity/AbstractEntity.php
@@ -20,4 +20,8 @@ class AbstractEntity
      * @var int
      */
     protected $id;
+
+    protected function __construct()
+    {
+    }
 }
diff --git a/application/src/Entity/AbstractSource.php b/application/src/Entity/AbstractSource.php
index 55242ab..8993455 100644
--- a/application/src/Entity/AbstractSource.php
+++ b/application/src/Entity/AbstractSource.php
@@ -27,6 +27,7 @@ abstract class AbstractSource extends AbstractEntity implements SourceInterface
 
     public function __construct()
     {
+        parent::__construct();
         $this->node = new Node();
         $this->node->setSource($this);
     }
diff --git a/application/src/Entity/Attribut/ParentAttribut.php b/application/src/Entity/Attribut/ParentAttribut.php
index 3266061..be0ede3 100644
--- a/application/src/Entity/Attribut/ParentAttribut.php
+++ b/application/src/Entity/Attribut/ParentAttribut.php
@@ -1,9 +1,6 @@
 <?php
 
-namespace App\Entity\Attribut;
-
-use Doctrine\Common\Collections\ArrayCollection;
-use App\Entity\NodeInterface;
+namespace Entity\Attribut;
 
 /**
  * @author kevinfrantz
@@ -11,25 +8,17 @@ use App\Entity\NodeInterface;
 trait ParentAttribut
 {
     /**
-     * Many Nodes have many parents.
-     *
-     * @ORM\ManyToMany(targetEntity="Node")
-     * @ORM\JoinTable(name="nodes_parents",
-     *      joinColumns={@ORM\JoinColumn(name="node_id", referencedColumnName="id")},
-     *      inverseJoinColumns={@ORM\JoinColumn(name="node_id", referencedColumnName="id")}
-     *      )
-     *
-     * @var ArrayCollection|NodeInterface[]
+     * @var ParentAttributInterface
      */
-    protected $parents;
+    protected $parent;
 
-    public function getParents(): ArrayCollection
+    public function setParent(ParentAttributInterface $parent): void
     {
-        return $this->parents;
+        $this->parent = $parent;
     }
 
-    public function setParents(ArrayCollection $parents): void
+    public function getParent(): ParentAttributInterface
     {
-        $this->parents = $parents;
+        return $this->parent;
     }
 }
diff --git a/application/src/Entity/Attribut/ParentAttributInterface.php b/application/src/Entity/Attribut/ParentAttributInterface.php
new file mode 100644
index 0000000..f13b630
--- /dev/null
+++ b/application/src/Entity/Attribut/ParentAttributInterface.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Entity\Attribut;
+
+/**
+ * @author kevinfrantz
+ */
+interface ParentAttributInterface
+{
+    public function setParent(ParentAttributInterface $parent): void;
+
+    public function getParent(): ParentAttributInterface;
+}
diff --git a/application/src/Entity/Attribut/ParentsAttribut.php b/application/src/Entity/Attribut/ParentsAttribut.php
new file mode 100644
index 0000000..3700ec7
--- /dev/null
+++ b/application/src/Entity/Attribut/ParentsAttribut.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Entity\Attribut;
+
+use Doctrine\Common\Collections\ArrayCollection;
+use App\Entity\NodeInterface;
+
+/**
+ * @author kevinfrantz
+ */
+trait ParentsAttribut
+{
+    /**
+     * Many Nodes have many parents.
+     *
+     * @ORM\ManyToMany(targetEntity="Node")
+     * @ORM\JoinTable(name="nodes_parents",
+     *      joinColumns={@ORM\JoinColumn(name="node_id", referencedColumnName="id")},
+     *      inverseJoinColumns={@ORM\JoinColumn(name="node_id", referencedColumnName="id")}
+     *      )
+     *
+     * @var ArrayCollection|NodeInterface[]
+     */
+    protected $parents;
+
+    public function getParents(): ArrayCollection
+    {
+        return $this->parents;
+    }
+
+    public function setParents(ArrayCollection $parents): void
+    {
+        $this->parents = $parents;
+    }
+}
diff --git a/application/src/Entity/Attribut/PermissionAttribut.php b/application/src/Entity/Attribut/PermissionAttribut.php
new file mode 100644
index 0000000..fcffbb5
--- /dev/null
+++ b/application/src/Entity/Attribut/PermissionAttribut.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Entity\Attribut;
+
+use Doctrine\Common\Collections\ArrayCollection;
+
+/**
+ * @author kevinfrantz
+ */
+trait PermissionAttribut
+{
+    /**
+     * @var ArrayCollection
+     */
+    protected $permissions;
+
+    public function setPermissions(ArrayCollection $permissions): void
+    {
+        $this->permissions = $permissions;
+    }
+
+    public function getPermissions(): ArrayCollection
+    {
+        return $this->permissions;
+    }
+}
diff --git a/application/src/Entity/Attribut/PermissionsAttributInterface.php b/application/src/Entity/Attribut/PermissionsAttributInterface.php
new file mode 100644
index 0000000..700c72e
--- /dev/null
+++ b/application/src/Entity/Attribut/PermissionsAttributInterface.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace App\Entity\Attribut;
+
+use Doctrine\Common\Collections\ArrayCollection;
+
+/**
+ * @author kevinfrantz
+ */
+interface PermissionsAttributInterface
+{
+    public function setPermissions(ArrayCollection $permissions): void;
+
+    public function getPermissions(): ArrayCollection;
+}
diff --git a/application/src/Entity/Attribut/RightAttribut.php b/application/src/Entity/Attribut/RightAttribut.php
new file mode 100644
index 0000000..5af12cb
--- /dev/null
+++ b/application/src/Entity/Attribut/RightAttribut.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace Entity\Attribut;
+
+use App\Entity\RightInterface;
+
+/**
+ * @author kevinfrantz
+ */
+trait RightAttribut
+{
+    /**
+     * @var RightInterface
+     */
+    protected $right;
+
+    public function setRight(RightInterface $right): void
+    {
+        $this->right = $right;
+    }
+
+    public function getRight(): RightInterface
+    {
+        return $this->getRight();
+    }
+}
diff --git a/application/src/Entity/Node.php b/application/src/Entity/Node.php
index f2c4406..e769942 100644
--- a/application/src/Entity/Node.php
+++ b/application/src/Entity/Node.php
@@ -5,7 +5,7 @@ namespace App\Entity;
 use Doctrine\ORM\Mapping as ORM;
 use App\Entity\Attribut\IdAttribut;
 use App\Entity\Attribut\SourceAttribut;
-use App\Entity\Attribut\ParentAttribut;
+use App\Entity\Attribut\ParentsAttribut;
 use App\Entity\Attribut\ChildsAttribut;
 use App\Entity\Attribut\LawAttribut;
 
@@ -18,7 +18,7 @@ class Node extends AbstractEntity implements NodeInterface
 {
     use IdAttribut,
     SourceAttribut,
-    ParentAttribut,
+    ParentsAttribut,
     LawAttribut,
     ChildsAttribut;
 
diff --git a/application/src/Entity/Permission.php b/application/src/Entity/Permission.php
index 8d673cb..433833d 100644
--- a/application/src/Entity/Permission.php
+++ b/application/src/Entity/Permission.php
@@ -5,6 +5,8 @@ namespace App\Entity;
 use Doctrine\ORM\Mapping as ORM;
 use App\Entity\Attribut\BlacklistAttribut;
 use App\Entity\Attribut\WhitelistAttribut;
+use App\Entity\Attribut\NodeAttribut;
+use Entity\Attribut\RightAttribut;
 
 /**
  * @author kevinfrantz
@@ -13,7 +15,7 @@ use App\Entity\Attribut\WhitelistAttribut;
  */
 class Permission extends AbstractEntity implements PermissionInterface
 {
-    use BlacklistAttribut,WhitelistAttribut;
+    use BlacklistAttribut,WhitelistAttribut,NodeAttribut,RightAttribut;
 
     /**
      * @ORM\Column(type="boolean")
@@ -28,4 +30,20 @@ class Permission extends AbstractEntity implements PermissionInterface
      * @var bool
      */
     protected $whitelist;
+
+    /**
+     * @ORM\ManyToOne(targetEntity="Node")
+     * @ORM\JoinColumn(name="node_id", referencedColumnName="id")
+     *
+     * @var NodeInterface
+     */
+    protected $node;
+
+    /**
+     * @ORM\ManyToOne(targetEntity="Right")
+     * @ORM\JoinColumn(name="right_id", referencedColumnName="id")
+     *
+     * @var RightInterface
+     */
+    protected $right;
 }
diff --git a/application/src/Entity/PermissionInterface.php b/application/src/Entity/PermissionInterface.php
index 55b1a8d..ec4921b 100644
--- a/application/src/Entity/PermissionInterface.php
+++ b/application/src/Entity/PermissionInterface.php
@@ -4,10 +4,12 @@ namespace App\Entity;
 
 use App\Entity\Attribut\BlacklistAttributInterface;
 use Entity\Attribut\WhitelistAttributInterface;
+use App\Entity\Attribut\NodeAttributInterface;
+use App\Entity\Attribut\RightAttributInterface;
 
 /**
  * @author kevinfrantz
  */
-interface PermissionInterface extends BlacklistAttributInterface, WhitelistAttributInterface
+interface PermissionInterface extends BlacklistAttributInterface, WhitelistAttributInterface, NodeAttributInterface, RightAttributInterface
 {
 }
diff --git a/application/src/Entity/Right.php b/application/src/Entity/Right.php
index fc79b7a..cdb0452 100644
--- a/application/src/Entity/Right.php
+++ b/application/src/Entity/Right.php
@@ -8,6 +8,7 @@ use App\DBAL\Types\RightType;
 use Doctrine\ORM\Mapping as ORM;
 use Fresh\DoctrineEnumBundle\Validator\Constraints as DoctrineAssert;
 use App\Entity\Attribut\LawAttribut;
+use App\Entity\Attribut\PermissionAttribut;
 
 /**
  * @author kevinfrantz
@@ -16,10 +17,10 @@ use App\Entity\Attribut\LawAttribut;
  */
 class Right extends AbstractEntity implements RightInterface
 {
-    use TypeAttribut,LawAttribut;
+    use TypeAttribut,LawAttribut,PermissionAttribut;
 
     /**
-     * @ORM\ManyToOne(targetEntity="Law",cascade={"persist", "remove"})
+     * @ORM\ManyToOne(targetEntity="Law")
      * @ORM\JoinColumn(name="law_id", referencedColumnName="id")
      *
      * @var LawInterface
@@ -35,7 +36,7 @@ class Right extends AbstractEntity implements RightInterface
     protected $type;
 
     /**
-     * @ORM\OneToMany(targetEntity="Right", mappedBy="id", cascade={"persist", "remove"})
+     * @ORM\OneToMany(targetEntity="Permission", mappedBy="id", cascade={"persist", "remove"})
      *
      * @var ArrayCollection
      */
@@ -45,7 +46,9 @@ class Right extends AbstractEntity implements RightInterface
     {
     }
 
-    public function setPermissions(ArrayCollection $permissions): void
+    public function __construct()
     {
+        parent::__construct();
+        $this->permissions = new ArrayCollection();
     }
 }
diff --git a/application/src/Entity/RightInterface.php b/application/src/Entity/RightInterface.php
index 3a9387a..998fb87 100644
--- a/application/src/Entity/RightInterface.php
+++ b/application/src/Entity/RightInterface.php
@@ -2,16 +2,14 @@
 
 namespace App\Entity;
 
-use Doctrine\Common\Collections\ArrayCollection;
 use App\Entity\Attribut\TypeAttributInterface;
 use App\Entity\Attribut\LawAttributInterface;
+use App\Entity\Attribut\PermissionsAttributInterface;
 
 /**
  * @author kevinfrantz
  */
-interface RightInterface extends TypeAttributInterface, LawAttributInterface
+interface RightInterface extends TypeAttributInterface, LawAttributInterface, PermissionsAttributInterface
 {
     public function isGranted(NodeInterface $node): bool;
-
-    public function setPermissions(ArrayCollection $permissions): void;
 }