The package is opened by rotating the tab so that the forward portion of the tab pushes {HEAD ~ the openable flap} into {TAIL ~ the container} 
The package is opened by rotating the tab so that the forward portion of the tab pushes { HEAD ~ the openable flap } into { TAIL ~ the container }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL