Microsoft Academic Graph (MAG) is a large heterogeneous graph containing entities such as authors, papers, journals, conferences and relations between them. Microsoft provides Academic Knowledge API for this contest. The Entity attributes are defined here. MAG是一个大型异构图，包含有作者、论文、期刊、会议以及他们之间的关系等实体信息。M$为这是比赛提供学术知识API。其中实体属性的定义如下： Participants