Success! Final stack:
  [(Lean.Doc.Syntax.blockquote
    ">"
    [(Lean.Doc.Syntax.ul
      "ul{"
      [(Lean.Doc.Syntax.li
        "*"
        [(Lean.Doc.Syntax.para
          "para{"
          [(Lean.Doc.Syntax.text (str "\"foo\""))]
          "}")])]
      "}")
     (Lean.Doc.Syntax.ul
      "ul{"
      [(Lean.Doc.Syntax.li
        "*"
        [(Lean.Doc.Syntax.para
          "para{"
          [(Lean.Doc.Syntax.text (str "\"foo\""))]
          "}")])]
      "}")])]
All input consumed.