{HEAD ~ The error path} includes {TAIL ~ a first sub path}, a second sub path, a second synthesizer and a third sub path 
{ HEAD ~ The error path } includes { TAIL ~ a first sub path } , a second sub path , a second synthesizer and a third sub path
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH