{HEAD ~ The eraser} includes a housing having a front wall to which is attached {TAIL ~ an eraser head} 
{ HEAD ~ The eraser } includes a housing having a front wall to which is attached { TAIL ~ an eraser head }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL