/** * @inheritdoc */ public function attributes() { // add related fields to searchable attributes return array_merge(parent::attributes(), ['championship.name', 'teamGuest.name', 'teamHome.name', 'arbiterMain.name', 'arbiterAssistant1.name', 'arbiterAssistant2.name', 'arbiterAssistant3.name', 'arbiterAssistant4.name', 'arbiterReserve.name', 'championshipPart.name', 'stadium.name']); }