code: @XmlElementDecl(namespace = "http://www.w3.org/1998/Math/MathML", name = "piece")
      public JAXBElement<PieceType> createPiece(PieceType value) {
          return new JAXBElement<PieceType>(_Piece_QNAME, PieceType.class, null, value);
      }
docs: Create an instance of {@link JAXBElement }{@code <}{@link PieceType }{@code >}}