Attached to {TAIL ~ the opposite side} of the base 42 is {HEAD ~ a first printed circuit card} 50 
Attached to is
Attached to { TAIL ~ the opposite side } of the base 42 is { HEAD ~ a first printed circuit card } 50
REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH REL HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH