return {

    name      = "basic pdf specific tagging : margin",
    version   = "1.00",
    author    = "Hans Hagen & Mikael Sundqvist",
    copyright = "ConTeXt development team",

    mapping   = {

     -- margintextblock = { pdf = "NonStruct" },
        margintext      = { pdf = "Aside" },
     -- marginanchor    = { pdf = "NonStruct" },

    },

}