diff --git a/src/Bundle/ChillPersonBundle/Controller/RelationshipApiController.php b/src/Bundle/ChillPersonBundle/Controller/RelationshipApiController.php
new file mode 100644
index 000000000..5801b481e
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/Controller/RelationshipApiController.php
@@ -0,0 +1,38 @@
+<?php
+declare(strict_types=1);
+
+namespace Chill\PersonBundle\Controller;
+
+use Chill\MainBundle\CRUD\Controller\ApiController;
+use Chill\PersonBundle\Entity\Person;
+use Chill\PersonBundle\Repository\Relationships\RelationshipRepository;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Validator\Validator\ValidatorInterface;
+use Symfony\Component\Routing\Annotation\Route;
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\ParamConverter;
+
+class RelationshipApiController extends ApiController
+{
+    private ValidatorInterface $validator;
+    private RelationshipRepository $repository;
+
+    public function __construct(ValidatorInterface $validator, RelationshipRepository $repository)
+    {
+        $this->validator = $validator;
+        $this->repository = $repository;
+    }
+
+    /**
+     * @Route("/api/1.0/relation/relationship/by-person/{person_id}.json",
+     *  name="chill_relation_relationship_by_person")
+     * 
+     * @ParamConverter("person", options={"id" = "person_id"})
+     */
+    public function getRelationshipsByPerson(Person $person)
+    {
+        //TODO: add permissions? (voter?)
+        $relationships = $this->repository->findByPerson($person);
+
+        return $this->json(\array_values($relationships), Response::HTTP_OK, [], ['groups' => [ 'read']]);
+    }
+}
\ No newline at end of file
diff --git a/src/Bundle/ChillPersonBundle/DependencyInjection/ChillPersonExtension.php b/src/Bundle/ChillPersonBundle/DependencyInjection/ChillPersonExtension.php
index 1dd1a7979..51b3525fd 100644
--- a/src/Bundle/ChillPersonBundle/DependencyInjection/ChillPersonExtension.php
+++ b/src/Bundle/ChillPersonBundle/DependencyInjection/ChillPersonExtension.php
@@ -587,7 +587,7 @@ class ChillPersonExtension extends Extension implements PrependExtensionInterfac
                         ],
                         'findAccompanyingPeriodsByPerson' => [
                             'path' => '/by-person/{person_id}.{_format}',
-                            'controller_action' => 'findAccompanyingPeriodsByPerson',
+                            'controller_action' => 'getAccompanyingPeriodsByPerson',
                             'methods' => [
                                 Request::METHOD_GET => true,
                                 Request::METHOD_HEAD => true,
@@ -870,6 +870,41 @@ class ChillPersonExtension extends Extension implements PrependExtensionInterfac
                         ],
                     ]
                 ],
+                [
+                    'class' => \Chill\PersonBundle\Entity\Relationships\Relationship::class,
+                    'controller' => \Chill\PersonBundle\Controller\RelationshipApiController::class,
+                    'name' => 'relationship_by_person',
+                    'base_path' => '/api/1.0/relations/relationship',
+                    'base_role' => 'ROLE_USER',
+                    'actions' => [
+                        '_entity' => [
+                            'methods' => [
+                                Request::METHOD_GET => true,
+                                Request::METHOD_HEAD => true,
+                                Request::METHOD_POST => true,
+                                Request::METHOD_PATCH => true
+                            ],
+                            'roles' => [
+                                Request::METHOD_GET => 'ROLE_USER',
+                                Request::METHOD_HEAD => 'ROLE_USER',
+                                Request::METHOD_POST => 'ROLE_USER',
+                                Request::METHOD_PATCH => 'ROLE_USER'
+                            ]
+                        ],
+                        'relationship-by-person' => [
+                            'path' => '/by-person/{person_id}.json',
+                            'controller_action' => 'getRelationshipsByPerson',
+                            'methods' => [
+                                Request::METHOD_GET => true,
+                                Request::METHOD_HEAD => true,
+                            ],
+                            'roles' => [
+                                Request::METHOD_GET => 'ROLE_USER',
+                                Request::METHOD_HEAD => 'ROLE_USER',
+                            ]
+                        ],
+                    ]
+                ]
             ]
         ]);
     }
diff --git a/src/Bundle/ChillPersonBundle/Entity/Relationships/Relation.php b/src/Bundle/ChillPersonBundle/Entity/Relationships/Relation.php
new file mode 100644
index 000000000..1f08f2a9f
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/Entity/Relationships/Relation.php
@@ -0,0 +1,57 @@
+<?php
+
+namespace Chill\PersonBundle\Entity\Relationships;
+
+use Doctrine\ORM\Mapping as ORM;
+
+/**
+ * @ORM\Entity()
+ */
+class Relation
+{
+    /**
+     * @ORM\Id
+     * @ORM\GeneratedValue
+     * @ORM\Column(type="integer")
+     */
+    private $id;
+
+    /**
+     * @ORM\Column(type="json", nullable=true)
+     */
+    private $title = [];
+
+    /**
+     * @ORM\Column(type="json", nullable=true)
+     */
+    private $reverseTitle = [];
+
+    public function getId(): ?int
+    {
+        return $this->id;
+    }
+
+    public function getTitle(): ?array
+    {
+        return $this->title;
+    }
+
+    public function setTitle(?array $title): self
+    {
+        $this->title = $title;
+
+        return $this;
+    }
+
+    public function getReverseTitle(): ?array
+    {
+        return $this->reverseTitle;
+    }
+
+    public function setReverseTitle(?array $reverseTitle): self
+    {
+        $this->reverseTitle = $reverseTitle;
+
+        return $this;
+    }
+}
diff --git a/src/Bundle/ChillPersonBundle/Entity/Relationships/Relationship.php b/src/Bundle/ChillPersonBundle/Entity/Relationships/Relationship.php
new file mode 100644
index 000000000..32dc3eac1
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/Entity/Relationships/Relationship.php
@@ -0,0 +1,182 @@
+<?php
+
+namespace Chill\PersonBundle\Entity\Relationships;
+
+use Chill\MainBundle\Entity\User;
+use Chill\PersonBundle\Entity\Person;
+use Chill\PersonBundle\Entity\Relationships\Relation;
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Validator\Constraints as Assert;
+use Symfony\Component\Serializer\Annotation\Groups;
+
+/**
+ * @ORM\Entity()
+ * @ORM\Table(name="chill_person_relationships")
+ */
+class Relationship
+{
+    /**
+     * @ORM\Id
+     * @ORM\GeneratedValue
+     * @ORM\Column(type="integer")
+     * @Groups({"read"})
+     */
+    private $id;
+
+    /**
+     * @ORM\ManyToOne(targetEntity=Person::class)
+     * @ORM\JoinColumn(nullable=false)
+     * @Assert\NotBlank()
+     * @Groups({"read", "write"})
+     */
+    private $fromPerson;
+
+    /**
+     * @ORM\ManyToOne(targetEntity=Person::class)
+     * @ORM\JoinColumn(nullable=false)
+     * @Assert\NotBlank()
+     * @Groups({"read", "write"})
+     */
+    private $toPerson;
+    
+    /**
+     * @ORM\ManyToOne(targetEntity=Relation::class, inversedBy="relationships")
+     * @ORM\JoinColumn(nullable=false)
+     * @Assert\NotBlank()
+     * @Groups({"read", "write"})
+     */
+    private $relation;
+    
+    /**
+     * @ORM\Column(type="boolean")
+     * @Assert\Type(
+     *  type="bool",
+     *  message="This must be of type boolean"
+     * )
+     * @Groups({"read"})
+     */
+    private $reverse;
+
+    /**
+     * @ORM\ManyToOne(targetEntity=User::class)
+     * @ORM\JoinColumn(nullable=false)
+     */
+    private $createdBy;
+
+    /**
+     * @ORM\Column(type="datetime_immutable")
+     */
+    private $createdAt;
+
+    /**
+     * @ORM\ManyToOne(targetEntity=User::class)
+     */
+    private $updatedBy;
+
+    /**
+     * @ORM\Column(type="datetime_immutable", nullable=true)
+     */
+    private $updatedAt;
+
+
+    public function getId(): ?int
+    {
+        return $this->id;
+    }
+
+    public function getFromPerson(): ?Person
+    {
+        return $this->fromPerson;
+    }
+
+    public function setFromPerson(?Person $fromPerson): self
+    {
+        $this->fromPerson = $fromPerson;
+
+        return $this;
+    }
+
+    public function getToPerson(): ?Person
+    {
+        return $this->toPerson;
+    }
+
+    public function setToPerson(?Person $toPerson): self
+    {
+        $this->toPerson = $toPerson;
+
+        return $this;
+    }
+
+    public function getReverse(): ?bool
+    {
+        return $this->reverse;
+    }
+
+    public function setReverse(bool $reverse): self
+    {
+        $this->reverse = $reverse;
+
+        return $this;
+    }
+
+    public function getCreatedBy(): ?User
+    {
+        return $this->createdBy;
+    }
+
+    public function setCreatedBy(?User $createdBy): self
+    {
+        $this->createdBy = $createdBy;
+
+        return $this;
+    }
+
+    public function getCreatedAt(): ?\DateTimeImmutable
+    {
+        return $this->createdAt;
+    }
+
+    public function setCreatedAt(\DateTimeImmutable $createdAt): self
+    {
+        $this->createdAt = $createdAt;
+
+        return $this;
+    }
+
+    public function getUpdatedBy(): ?User
+    {
+        return $this->updatedBy;
+    }
+
+    public function setUpdatedBy(?User $updatedBy): self
+    {
+        $this->updatedBy = $updatedBy;
+
+        return $this;
+    }
+
+    public function getUpdatedAt(): ?\DateTimeImmutable
+    {
+        return $this->updatedAt;
+    }
+
+    public function setUpdatedAt(?\DateTimeImmutable $updatedAt): self
+    {
+        $this->updatedAt = $updatedAt;
+
+        return $this;
+    }
+
+    public function getRelation(): ?Relation
+    {
+        return $this->relation;
+    }
+
+    public function setRelation(?Relation $relation): self
+    {
+        $this->relation = $relation;
+
+        return $this;
+    }
+}
diff --git a/src/Bundle/ChillPersonBundle/Repository/Relationships/RelationRepository.php b/src/Bundle/ChillPersonBundle/Repository/Relationships/RelationRepository.php
new file mode 100644
index 000000000..8b5fbb743
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/Repository/Relationships/RelationRepository.php
@@ -0,0 +1,50 @@
+<?php
+
+namespace Chill\PersonBundle\Repository\Relationships;
+
+use App\Entity\Relation;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * @method Relation|null find($id, $lockMode = null, $lockVersion = null)
+ * @method Relation|null findOneBy(array $criteria, array $orderBy = null)
+ * @method Relation[]    findAll()
+ * @method Relation[]    findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null)
+ */
+class RelationRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, Relation::class);
+    }
+
+    // /**
+    //  * @return Relation[] Returns an array of Relation objects
+    //  */
+    /*
+    public function findByExampleField($value)
+    {
+        return $this->createQueryBuilder('r')
+            ->andWhere('r.exampleField = :val')
+            ->setParameter('val', $value)
+            ->orderBy('r.id', 'ASC')
+            ->setMaxResults(10)
+            ->getQuery()
+            ->getResult()
+        ;
+    }
+    */
+
+    /*
+    public function findOneBySomeField($value): ?Relation
+    {
+        return $this->createQueryBuilder('r')
+            ->andWhere('r.exampleField = :val')
+            ->setParameter('val', $value)
+            ->getQuery()
+            ->getOneOrNullResult()
+        ;
+    }
+    */
+}
diff --git a/src/Bundle/ChillPersonBundle/Repository/Relationships/RelationshipRepository.php b/src/Bundle/ChillPersonBundle/Repository/Relationships/RelationshipRepository.php
new file mode 100644
index 000000000..ad251b4ff
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/Repository/Relationships/RelationshipRepository.php
@@ -0,0 +1,38 @@
+<?php
+
+namespace Chill\PersonBundle\Repository\Relationships;
+
+use Chill\PersonBundle\Entity\Relationships\Relationship;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * @method Relationship|null find($id, $lockMode = null, $lockVersion = null)
+ * @method Relationship|null findOneBy(array $criteria, array $orderBy = null)
+ * @method Relationship[]    findAll()
+ * @method Relationship[]    findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null)
+ */
+class RelationshipRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, Relationship::class);
+    }
+
+    // /**
+    //  * @return Relationship[] Returns an array of Relationship objects linked to certain person.
+    //  */
+    
+    public function findByPerson($personId)
+    {
+        // return all relationships of which person is part? or only where person is the fromPerson?
+        return $this->createQueryBuilder('r')
+            ->andWhere('r.fromPerson = :val')
+            ->orWhere('r.toPerson = :val')
+            ->setParameter('val', $personId)
+            ->getQuery()
+            ->getResult()
+        ;
+    }
+    
+}
diff --git a/src/Bundle/ChillPersonBundle/chill.api.specs.yaml b/src/Bundle/ChillPersonBundle/chill.api.specs.yaml
index 5d3f07259..ab55d052a 100644
--- a/src/Bundle/ChillPersonBundle/chill.api.specs.yaml
+++ b/src/Bundle/ChillPersonBundle/chill.api.specs.yaml
@@ -274,6 +274,41 @@ components:
           enum:
             - "social_work_goal"
 
+    RelationById:
+      type: object
+      properties:
+        id:
+          type: integer
+        type:
+          type: string
+          enum:
+            - "relation"
+      required:
+        - id
+        - type
+    Relationship:
+      type: object
+      properties:
+        type:
+          type: string
+          enum:
+            - "relationship"
+        id:
+          type: integer
+          readOnly: true
+        fromPerson:
+          anyOf:
+            - $ref: "#/components/schemas/PersonById"
+        toPerson:
+          anyOf:
+            - $ref: "#/components/schemas/PersonById"
+        relation:
+          anyOf:
+            - $ref: "#/components/schemas/RelationById"
+        reverse:
+          type: boolean
+          
+
 paths:
   /1.0/person/person/{id}.json:
     get:
@@ -1589,3 +1624,50 @@ paths:
           description: "OK"
         400:
           description: "Bad Request"
+
+  /1.0/relations/relationship/by-person/{id}.json:
+    get:
+      tags:
+        - relationships
+      parameters:
+        - name: id
+          in: path
+          required: true
+          description: The person's id
+          schema:
+            type: integer
+            format: integer
+            minimum: 1
+      responses:
+        401:
+          description: "Unauthorized"
+        404:
+          description: "Not found"
+        200:
+          description: "OK"
+        400:
+          description: "Bad Request"
+  
+  /1.0/relations/relationship.json:
+    post:
+      tags:
+        - relationships
+      summary: Create a new relationship
+      requestBody:
+        description: "A relationship"
+        required: true
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/Relationship"
+      responses:
+        200:
+          description: "OK"
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/Relationship"
+        403:
+          description: "Unauthorized"
+        422:
+          description: "Invalid data: the data is a valid json, could be deserialized, but does not pass validation"
diff --git a/src/Bundle/ChillPersonBundle/config/services/controller.yaml b/src/Bundle/ChillPersonBundle/config/services/controller.yaml
index c61362583..cb7ebd76c 100644
--- a/src/Bundle/ChillPersonBundle/config/services/controller.yaml
+++ b/src/Bundle/ChillPersonBundle/config/services/controller.yaml
@@ -41,12 +41,10 @@ services:
         tags: ['controller.service_arguments']
 
     Chill\PersonBundle\Controller\AccompanyingCourseApiController:
-        autowire: true
-        autoconfigure: true
-        # arguments:
-        #     $eventDispatcher: '@Symfony\Contracts\EventDispatcher\EventDispatcherInterface'
-        #     $validator: '@Symfony\Component\Validator\Validator\ValidatorInterface'
-        #     $registry: '@Symfony\Component\Workflow\Registry'
+        arguments:
+            $eventDispatcher: '@Symfony\Contracts\EventDispatcher\EventDispatcherInterface'
+            $validator: '@Symfony\Component\Validator\Validator\ValidatorInterface'
+            $registry: '@Symfony\Component\Workflow\Registry'
         tags: ['controller.service_arguments']
 
     Chill\PersonBundle\Controller\PersonApiController:
@@ -69,3 +67,7 @@ services:
     Chill\PersonBundle\Controller\HouseholdApiController:
         autowire: true
         tags: ['controller.service_arguments']
+
+    Chill\PersonBundle\Controller\RelationshipApiController:
+        autowire: true
+        tags: ['controller.service_arguments']
diff --git a/src/Bundle/ChillPersonBundle/migrations/Version20211022132755.php b/src/Bundle/ChillPersonBundle/migrations/Version20211022132755.php
new file mode 100644
index 000000000..f988e7ab5
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/migrations/Version20211022132755.php
@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Chill\Migrations\Person;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Entities Relation and Relationship created.
+ */
+final class Version20211022132755 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return '';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql('CREATE SEQUENCE Relation_id_seq INCREMENT BY 1 MINVALUE 1 START 1');
+        $this->addSql('CREATE SEQUENCE chill_person_relationships_id_seq INCREMENT BY 1 MINVALUE 1 START 1');
+        $this->addSql('CREATE TABLE Relation (id INT NOT NULL, title JSON DEFAULT NULL, reverseTitle JSON DEFAULT NULL, PRIMARY KEY(id))');
+        $this->addSql('CREATE TABLE chill_person_relationships (id INT NOT NULL, relation_id INT NOT NULL, reverse BOOLEAN NOT NULL, createdAt TIMESTAMP(0) WITHOUT TIME ZONE NOT NULL, updatedAt TIMESTAMP(0) WITHOUT TIME ZONE DEFAULT NULL, fromPerson_id INT NOT NULL, toPerson_id INT NOT NULL, createdBy_id INT NOT NULL, updatedBy_id INT DEFAULT NULL, PRIMARY KEY(id))');
+        $this->addSql('CREATE INDEX IDX_23D47C51CBA59C1E ON chill_person_relationships (fromPerson_id)');
+        $this->addSql('CREATE INDEX IDX_23D47C514013E22A ON chill_person_relationships (toPerson_id)');
+        $this->addSql('CREATE INDEX IDX_23D47C513174800F ON chill_person_relationships (createdBy_id)');
+        $this->addSql('CREATE INDEX IDX_23D47C5165FF1AEC ON chill_person_relationships (updatedBy_id)');
+        $this->addSql('CREATE INDEX IDX_23D47C513256915B ON chill_person_relationships (relation_id)');
+        $this->addSql('COMMENT ON COLUMN chill_person_relationships.createdAt IS \'(DC2Type:datetime_immutable)\'');
+        $this->addSql('COMMENT ON COLUMN chill_person_relationships.updatedAt IS \'(DC2Type:datetime_immutable)\'');
+        $this->addSql('ALTER TABLE chill_person_relationships ADD CONSTRAINT FK_23D47C51CBA59C1E FOREIGN KEY (fromPerson_id) REFERENCES chill_person_person (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('ALTER TABLE chill_person_relationships ADD CONSTRAINT FK_23D47C514013E22A FOREIGN KEY (toPerson_id) REFERENCES chill_person_person (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('ALTER TABLE chill_person_relationships ADD CONSTRAINT FK_23D47C513174800F FOREIGN KEY (createdBy_id) REFERENCES users (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('ALTER TABLE chill_person_relationships ADD CONSTRAINT FK_23D47C5165FF1AEC FOREIGN KEY (updatedBy_id) REFERENCES users (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('ALTER TABLE chill_person_relationships ADD CONSTRAINT FK_23D47C513256915B FOREIGN KEY (relation_id) REFERENCES Relation (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE chill_person_relationships DROP CONSTRAINT FK_23D47C513256915B');
+        $this->addSql('DROP SEQUENCE Relation_id_seq CASCADE');
+        $this->addSql('DROP SEQUENCE chill_person_relationships_id_seq CASCADE');
+        $this->addSql('DROP TABLE Relation');
+        $this->addSql('DROP TABLE chill_person_relationships');
+    }
+}