Title: Gongsun Longzi, Deng Xizi, Yin Wenzi jin jie
Subjects: Chinese Philosophy, School of logicians (Chinese philosophy)
People: Long Gongsun (active 3rd century B.C), Xi Deng (545 B.C.-501 B.C), Wen Yin (350-284 B.C)
Time periods: To 221 B.C.