The Gupta dynasty, founded by the obscure Bihari landowner Chandra Gupta I, rose to power during the fourth century a.d.
In the fifth century, the Gupta dynasty slowly declined.
mnli hypothesis: In the fifth century, the Gupta dynasty slowly declined. premise: The Gupta dynasty, founded by the obscure Bihari landowner Chandra Gupta I, rose to power during the fourth century a.d.