What kind of drama is Dou E Grievance?

"Dou E Grievance" full name "touching heaven and earth Dou E Grievance", is the Yuan dynasty Guan Hanqing's masterpiece of miscellaneous dramas, the tragic plot from the "East China Sea filial piety woman" folk tales. Dou E Grievance" is one of China's top ten tragedies of the traditional repertoire, is a high cultural value, a wide range of people based on the famous play, about eighty-six types of plays have been staged this play.