/**
* Adds a parent child relationship between the two persons and applies the specified fact.
*
* @param PersonState $parent
* @param PersonState $child
* @param Fact $fact
* @param StateTransitionOption $option,...
*
* @return RelationshipState|null
*/
public function AddParentChildRelationship(PersonState $parent, PersonState $child, Fact $fact = null, StateTransitionOption $option = null)
{
$relationship = new Relationship();
$relationship->setPerson1(new ResourceReference($parent->getSelfUri()));
$relationship->setPerson2(new ResourceReference($child->getSelfUri()));
$relationship->setKnownType(RelationshipType::PARENTCHILD);
if ($fact != null) {
$relationship->addFact($fact);
}
return $this->passOptionsTo('addRelationship', array($relationship), func_get_args());
}
