Read Dan Brown's Inferno. Maybe thalaivar can attempt something in these lines. Jeevagan , TN's own Robert Langdon,professor of symbology MKU, trying to stop a secret society wanting to avenge the atrocities committed on samanars during the 6th century AD. In most of the interviews thalaivar keeps referring to impaling of samanars during pallava rule. So he should already be having enough research material on this.