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    },
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      "spec": "EPUB Reading Systems 3.4",
      "text": "epubReadingSystem object",
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    },
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      "number": "D",
      "spec": "EPUB Reading Systems 3.4",
      "text": "Change log",
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      "spec": "EPUB Reading Systems 3.4",
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    },
    "snapshot": {
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      "text": "Conformance",
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    "snapshot": {
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      "spec": "EPUB Reading Systems 3.4",
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      "spec": "EPUB Reading Systems 3.4",
      "text": "Acknowledgements",
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    }
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      "spec": "EPUB Reading Systems 3.4",
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    },
    "snapshot": {
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      "spec": "EPUB Reading Systems 3.4",
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    "snapshot": {
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      "spec": "EPUB Reading Systems 3.4",
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      "text": "References",
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      "spec": "EPUB Reading Systems 3.4",
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    "snapshot": {
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      "spec": "EPUB Reading Systems 3.4",
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    "snapshot": {
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      "text": "References",
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    "snapshot": {
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      "text": "Escapability",
      "url": "https://www.w3.org/TR/epub-rs-34/#sec-escapability"
    }
  },
  "#x9-4-skippability-and-escapability": {
    "current": {
      "number": "9.4",
      "spec": "EPUB Reading Systems 3.4",
      "text": "Skippability and escapability",
      "url": "https://w3c.github.io/epub-specs/epub34/rs/#sec-behaviors-skip-escape"
    },
    "snapshot": {
      "number": "9.4",
      "spec": "EPUB Reading Systems 3.4",
      "text": "Skippability and escapability",
      "url": "https://www.w3.org/TR/epub-rs-34/#sec-behaviors-skip-escape"
    }
  },
  "#x9-media-overlays-processing": {
    "current": {
      "number": "9",
      "spec": "EPUB Reading Systems 3.4",
      "text": "Media overlays processing",
      "url": "https://w3c.github.io/epub-specs/epub34/rs/#sec-media-overlays"
    },
    "snapshot": {
      "number": "9",
      "spec": "EPUB Reading Systems 3.4",
      "text": "Media overlays processing",
      "url": "https://www.w3.org/TR/epub-rs-34/#sec-media-overlays"
    }
  }
}