{
  "info": {
    "name": "DOM Level 3: Core",
    "subsection_number": null,
    "subsection_name": null,
    "url": "https://www.w3.org/TR/DOM-Level-3-Core/"
  },
  "features": [
    "document.documentURI",
    "Document.prototype.adoptNode",
    "DOMStringList.prototype.contains",
    "DOMStringList.prototype.item",
    "Node.prototype.compareDocumentPosition",
    "Node.prototype.contains",
    "Node.prototype.isDefaultNamespace",
    "Node.prototype.isEqualNode",
    "Node.prototype.lookupNamespaceURI",
    "Node.prototype.lookupPrefix"
  ]
}