In {HEAD ~ some implementations}, a plurality of {TAIL ~ computing resources} available within a computing environment are identified 
In { HEAD ~ some implementations } , a plurality of { TAIL ~ computing resources } available within a computing environment are identified
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH