Success! Final stack:
  [(Lean.Doc.Syntax.blockquote
    ">"
    [(Lean.Doc.Syntax.para
      "para{"
      [(Lean.Doc.Syntax.text
        (str "\"Quotation\""))]
      "}")
     (Lean.Doc.Syntax.para
      "para{"
      [(Lean.Doc.Syntax.text
        (str "\"and contained\""))]
      "}")])]
All input consumed.