1. G-designs of complete multipartite graph with G has five points-four edges or five points-five edges is studied.
   讨论了完全多部图的G设计的存在性，其中G是五点四边图和五点五边图。
2. A semicomplete multipartite digraph is obtained by replacing each edge of a complete multipartite graph by an arc or by a pair of two mutually opposite arcs.
   摘要 用一条弧或一对方向相反的弧代替完全多部无向图的每一条边所得到的有向图被称为是半完全多部有向图。

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