{HEAD ~ The invention} is also directed toward {TAIL ~ a plurality} of springs attached in a snap fitting relationship to a grid including a plurality of rods in a crisscross relationship 
is directed toward
{ HEAD ~ The invention } is also directed toward { TAIL ~ a plurality } of springs attached in a snap fitting relationship to a grid including a plurality of rods in a crisscross relationship
HEAD HEAD HEAD HEAD HEAD HEAD REL OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH