Chennai, Oct 23 (UNI) Bharat Petroleum Corporation Ltd (BPCL) registered a convincing 5-1 win over Hockey Unit of Tamil Nadu (HUTN), while reigning champions Indian Railways derailed Indian Army by a solitary goal in three and PNB and IOCL shared points on a day on intense contests in the 97th All-India MCC-Murugappa Gold Cup Hockey Tournament here on Friday.