{
  "maction": "https://developer.mozilla.org/docs/Web/MathML/Element/maction", 
  "maligngroup": "https://developer.mozilla.org/docs/Web/MathML/Element/maligngroup", 
  "malignmark": "https://developer.mozilla.org/docs/Web/MathML/Element/malignmark", 
  "math": "https://developer.mozilla.org/docs/Web/MathML/Element/math", 
  "menclose": "https://developer.mozilla.org/docs/Web/MathML/Element/menclose", 
  "merror": "https://developer.mozilla.org/docs/Web/MathML/Element/merror", 
  "mfenced": "https://developer.mozilla.org/docs/Web/MathML/Element/mfenced", 
  "mfrac": "https://developer.mozilla.org/docs/Web/MathML/Element/mfrac", 
  "mglyph": "https://developer.mozilla.org/docs/Web/MathML/Element/mglyph", 
  "mi": "https://developer.mozilla.org/docs/Web/MathML/Element/mi", 
  "mlabeledtr": "https://developer.mozilla.org/docs/Web/MathML/Element/mlabeledtr", 
  "mlongdiv": "https://developer.mozilla.org/docs/Web/MathML/Element/mlongdiv", 
  "mmultiscripts": "https://developer.mozilla.org/docs/Web/MathML/Element/mmultiscripts", 
  "mn": "https://developer.mozilla.org/docs/Web/MathML/Element/mn", 
  "mo": "https://developer.mozilla.org/docs/Web/MathML/Element/mo", 
  "mover": "https://developer.mozilla.org/docs/Web/MathML/Element/mover", 
  "mpadded": "https://developer.mozilla.org/docs/Web/MathML/Element/mpadded", 
  "mphantom": "https://developer.mozilla.org/docs/Web/MathML/Element/mphantom", 
  "mroot": "https://developer.mozilla.org/docs/Web/MathML/Element/mroot", 
  "mrow": "https://developer.mozilla.org/docs/Web/MathML/Element/mrow", 
  "ms": "https://developer.mozilla.org/docs/Web/MathML/Element/ms", 
  "mscarries": "https://developer.mozilla.org/docs/Web/MathML/Element/mscarries", 
  "mscarry": "https://developer.mozilla.org/docs/Web/MathML/Element/mscarry", 
  "msgroup": "https://developer.mozilla.org/docs/Web/MathML/Element/msgroup", 
  "msline": "https://developer.mozilla.org/docs/Web/MathML/Element/msline", 
  "mspace": "https://developer.mozilla.org/docs/Web/MathML/Element/mspace", 
  "msqrt": "https://developer.mozilla.org/docs/Web/MathML/Element/msqrt", 
  "msrow": "https://developer.mozilla.org/docs/Web/MathML/Element/msrow", 
  "mstack": "https://developer.mozilla.org/docs/Web/MathML/Element/mstack", 
  "mstyle": "https://developer.mozilla.org/docs/Web/MathML/Element/mstyle", 
  "msub": "https://developer.mozilla.org/docs/Web/MathML/Element/msub", 
  "msubsup": "https://developer.mozilla.org/docs/Web/MathML/Element/msubsup", 
  "msup": "https://developer.mozilla.org/docs/Web/MathML/Element/msup", 
  "mtable": "https://developer.mozilla.org/docs/Web/MathML/Element/mtable", 
  "mtd": "https://developer.mozilla.org/docs/Web/MathML/Element/mtd", 
  "mtext": "https://developer.mozilla.org/docs/Web/MathML/Element/mtext", 
  "mtr": "https://developer.mozilla.org/docs/Web/MathML/Element/mtr", 
  "munder": "https://developer.mozilla.org/docs/Web/MathML/Element/munder", 
  "munderover": "https://developer.mozilla.org/docs/Web/MathML/Element/munderover", 
  "semantics": "https://developer.mozilla.org/docs/MathML/Element/semantics"
}