I remember her well; it was an enormous Energy Concentration at the wrong place due to a faulty discharge procedure. They started to discharge the midships tanks first .....

Simon,thanks for the information

This is ENERGY CONCENTRATION 98,894 grt built 1970 IMO 7007198) which broke its back while discharging at Europoort on 22 July 1980. She was towed to Verolme's yard in Rotterdam on 10 August 1980, subsequently cut in two, with possibility of one section to be used for storage, however both sections were scrapped, aft at Barcelona 16 April 1981, forepart at Split 16 February 1981.

(info from Marine News and Miramar)
regards
Simon