Piece-sets

• Sets of pieces belonging to the same page

• Piece-sets elements are ordered

  • Left to right according to begin tag

• Several ways to create piece-sets:

  • Elem(page, “name”) ? Piece-set
  • Pat(page, “regular expression”) ? Piece-set
  • Seq(page, “sequence pattern”) ? Piece-set

• Can index nth element of a piece-set

  • Piece-set[n]

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