{HEAD ~ An earthquake resistant mount} is made up of {TAIL ~ two monoblock elements} of a hard rotproof material possessing great resistance to abrasion for supporting buildings and constructions 
is made up of
{ HEAD ~ An earthquake resistant mount } is made up of { TAIL ~ two monoblock elements } of a hard rotproof material possessing great resistance to abrasion for supporting buildings and constructions
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH