According to Gao Zheng from the Institute of Philosophy of the Chinese Academy of Social Sciences, the main part could be teaching material used by the Confucianist Si Meng scholars of the Jixia Academy in the State of Qi.
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In 1993, a copy of the "Black Robes" chapter was found in Tomb 1 of the Guodian Tombs in Jingmen, Hubei.