The Real Author of Two Poems Entitled to Cai Yong

The authorship of Five-character verse——Yin Ma Chang Cheng Ku Xing·Qing Qing He Bian Cao——has been controversial since long.Recently,in academic circles,scholars are inclined to regard it as Cai Yong's work.However,this viewpoint is still in question.Comparing the rhyme and tonal pattern to those of Cai's,we may get the conclusion that this verse's author could not be him,instead,it should be a ballad which got passed even before the Eastern Han Dynasty