{TAIL ~ A receptacle} has {HEAD ~ an open top} for receiving a removable and replaceable scratch pad 
{ TAIL ~ A receptacle } has { HEAD ~ an open top } for receiving a removable and replaceable scratch pad
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH