In the illustrated case, the container for the helium or other gas is {HEAD ~ a multi faceted container} 14 with {TAIL ~ a suitable internal supporting framework} if necessary 
with
In the illustrated case , the container for the helium or other gas is { HEAD ~ a multi faceted container } 14 with { TAIL ~ a suitable internal supporting framework } if necessary
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH