{HEAD ~ The method} 1, wherein the launching a plurality of collaboration servers is performed by {TAIL ~ one or more process managers} 
{ HEAD ~ The method } 1 , wherein the launching a plurality of collaboration servers is performed by { TAIL ~ one or more process managers }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL