The game chromatic number of a graph was introduced by Bodlaender[1] Recently, Chou, Wang and Zhu put forward a new concept-the relaxed game chromatic number of graph in [2].

• 一个图的竞赛色数是由Bodlaender[1]首次提出的。 最近，周，王，朱在文献[2]中提出了松弛竞赛色数的概念，此概念在图论中占有很重要的地位。