我想向图表发布具有此类感觉的操作：
John voted for Pauly Shore as "best actor of all time"
Rick voted for Gary Busey as "best actor of all time"
Jane voted for Gary Busey as "most attractive actor of all time"
在我们的应用程序中，“Pauly Shore”和“有史以来最好的动作”都是对象本身。
您可以向图表中添加多于对象引用的操作吗？将这些操作添加到图表的最佳方法是什么？