{HEAD ~ The ceramic} contains {TAIL ~ a titanate} from the titanate powder, the acceptor additive, and the optional sintering aids and donor additive 
contains
{ HEAD ~ The ceramic } contains { TAIL ~ a titanate } from the titanate powder , the acceptor additive , and the optional sintering aids and donor additive
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH