digraph Objects9000 {
  RQ [ label="Requirements" ]
  AC [ label="Acceptance Criteria" ]
  OQ [ label="Open Questions" ]
  SH [ label="StakeHolders" ]
  Test [ label="Unit Tests" ]
  Model [ label="Models" ]
  Impl [ label="Implementation" ]
  SH -> RQ
  RQ -> Model -> Source -> Test -> Impl
  RQ -> AC
  RQ -> OQ
  SH -> OQ
  AC -> OQ
}