{
  "blend": "feBlend",
  "blur": "feGaussianBlur",
  "color": "feColorMatrix",
  "color-matrix": "feColorMatrix",
  "component-transfer": "feComponentTransfer",
  "composite": "feComposite",
  "convolve": "feConvolveMatrix",
  "convolve-matrix": "feConvolveMatrix",
  "diffuse": "feDiffuseLighting",
  "diffuse-lighting": "feDiffuseLighting",
  "displacement": "feDisplacementMap",
  "displacement-map": "feDisplacementMap",
  "flood": "feFlood",
  "gaussian-blur": "feGaussianBlur",
  "image": "feImage",
  "merge": "feMerge",
  "morphology": "feMorphology",
  "offset": "feOffset",
  "specular": "feSpecularLightning",
  "specular-lighting": "feSpecularLightning",
  "tile": "feTile",
  "turbulence": "feTurbulence"
}