{
  "mathml": {
    "elements": {
      "mfenced": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/MathML/Element/mfenced",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": {
              "version_added": false
            },
            "edge": {
              "version_added": false
            },
            "firefox": {
              "version_added": "1",
              "version_removed": "73"
            },
            "firefox_android": {
              "version_added": "4"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": false
            },
            "opera_android": {
              "version_added": false
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6"
            },
            "samsunginternet_android": {
              "version_added": false
            },
            "webview_android": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": true
          }
        },
        "href": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "firefox": {
                "version_added": "7",
                "version_removed": "73"
              },
              "firefox_android": {
                "version_added": "7"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "safari": {
                "version_added": "10"
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "webview_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "mathbackground": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "firefox": {
                "version_added": "4",
                "version_removed": "73"
              },
              "firefox_android": {
                "version_added": "4"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "safari": {
                "version_added": "6"
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "webview_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "mathcolor": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "firefox": {
                "version_added": "4",
                "version_removed": "73"
              },
              "firefox_android": {
                "version_added": "4"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "safari": {
                "version_added": "6"
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "webview_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        }
      }
    }
  }
}