related select filters

->filters([
                Tables\Filters\SelectFilter::make('course_id')
                    ->relationship('course', 'name')
                    ->selectablePlaceholder(false)
                    ->label('Course')
                    ->preload(),
                Tables\Filters\SelectFilter::make('chapter_id')
                    ->relationship(
                        'chapter', 
                        'name',
                        function(Builder $query, Get $get) {
                            info($get('../course_id'));
                            $query->where('course_id', $get('course_id'));
                        }
                    ),
            ], layout: FiltersLayout::AboveContent)