@startuml person3

skinparam dpi 400

object "~#hallvard:Person" as hallvard
object "~#marit:Person" as marit
object "~#jens:Person" as jens
object "~#torkel:Person" as torkel
object "~#jorunn:Person" as jorunn

marit --> jens : children
jens -u-> marit : mother
jens --> hallvard : father
hallvard --> jens : children

@enduml
