A worker may employ the sanding apparatus 10 to finish {HEAD ~ an elongated work piece} 12, such as {TAIL ~ a column} 
such as
A worker may employ the sanding apparatus 10 to finish { HEAD ~ an elongated work piece } 12 , such as { TAIL ~ a column }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL