{HEAD ~ A metallic article} 1 wherein the metallic article having said substrate is {TAIL ~ a forging} 
{ HEAD ~ A metallic article } 1 wherein the metallic article having said substrate is { TAIL ~ a forging }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL