SEMANTIC HTML · ARCHIVED RESULTS

Semantic HTML.
Compare what tools preserve.

The same text. One markup change.
Two outputs to inspect, with evidence.

Explore an archived run from 20 September 2026, re-evaluated on 21 September. No extraction runs during your visit.

EXPLORE THE CONTROLLED CORPUS

Table

Mozilla Readability 0.6.0 · Extractor / reading tool · French document

All 42 comparisons

Values must match exactly in the same row. An XML caption is not a column header; a Markdown table does not prove the input’s HTML semantics. Test scope.

A

VARIANT A

Headers with th + scope

Output produced

Expected value row : Exact values, in order · Column headers : Explicit relationship · Row header : Explicit relationship. Source

01 · The HTML change

<table><caption>Mesures synthétiques</caption><thead><tr><th class="case-cell" scope="col">Indicateur</th><th class="case-cell" scope="col">Unité</th><th class="case-cell" scope="col">Période</th><th class="case-cell" scope="col">Valeur</th></tr></thead><tbody><tr><th class="case-cell" scope="row">Temps de réponse</th><td class="case-cell">secondes</td><td class="case-cell">mai 2026</td><td class="case-cell">1,8</td></tr></tbody></table>

Exact input excerpt · Original HTML ↓

02 · What the tool produces HTML

…
<table><caption>Mesures synthétiques</caption><thead><tr><th scope="col">Indicateur</th><th scope="col">Unité</th><th scope="col">Période</th><th scope="col">Valeur</th></tr></thead><tbody><tr><th scope="row">Temps de réponse</th><td>secondes</td><td>mai 2026</td><td>1,8</td></tr></tbody></table><p>La conclusion doit être relue avec son unité, sa période, son périmètre et sa réserve. La présence d’un mot dans une sortie ne suffit pas à prouver que la relation a été conservée.</p></article></div></div>

Excerpt identified by the corrected evaluator. Full output below.

03 · The documented observation

Expected value row
Exact values, in order
Column headers
Explicit relationship
Row header
Explicit relationship
Output structure
Present

Verdict source: results.json · table-fr-1 / readability

Inspect the full evidence

The verdicts above come from corrected results.json. The raw file’s evaluation fields are historical and are not authoritative here.

results.json/cases/2/evaluation/relation/readability

Corrected verdict, unchanged
{
  "status": "ok",
  "tool_class": "content_extractor",
  "format": "html",
  "table_structure": "present",
  "expected_data_row": "exact_values_in_order",
  "column_header_relation": "explicit",
  "row_header_relation": "explicit",
  "column_labels": [
    "Indicateur",
    "Unité",
    "Période",
    "Valeur"
  ],
  "data_values": [
    "Temps de réponse",
    "secondes",
    "mai 2026",
    "1,8"
  ],
  "evidence": {
    "header_row": "<th scope=\"col\">Indicateur</th><th scope=\"col\">Unité</th><th scope=\"col\">Période</th><th scope=\"col\">Valeur</th>",
    "data_row": "<th scope=\"row\">Temps de réponse</th><td>secondes</td><td>mai 2026</td><td>1,8</td>",
    "table_excerpt": "<table><caption>Mesures synthétiques</caption><thead><tr><th scope=\"col\">Indicateur</th><th scope=\"col\">Unité</th><th scope=\"col\">Période</th><th scope=\"col\">Valeur</th></tr></thead><tbody><tr><th scope=\"row\">Temps de réponse</th><td>secondes</td><td>mai 2026</td><td>1,8</td></tr></tbody></table>"
  },
  "output_field": "readability.content",
  "output_sha256": "8fff546eecfe7e95b138896c3c8c97858511f37a3087c7381f3b3e044031924b",
  "source_column_headers_explicit": true
}
Complete studied output field

readability.content

<div id="readability-page-1" class="page"><div><article><p>Ce document synthétique sert à comparer deux balisages à texte, ordre, classes et environnement identiques. Les données sont fictives et ne décrivent ni Edikka ni un client.</p><h2>Mesures synthétiques</h2><table><caption>Mesures synthétiques</caption><thead><tr><th scope="col">Indicateur</th><th scope="col">Unité</th><th scope="col">Période</th><th scope="col">Valeur</th></tr></thead><tbody><tr><th scope="row">Temps de réponse</th><td>secondes</td><td>mai 2026</td><td>1,8</td></tr></tbody></table><p>La conclusion doit être relue avec son unité, sa période, son périmètre et sa réserve. La présence d’un mot dans une sortie ne suffit pas à prouver que la relation a été conservée.</p></article></div></div>
Archived version and options

Mozilla Readability 0.6.0 · Execution 2026-09-20

{
  "version": "0.6.0",
  "configuration": {
    "keepClasses": false,
    "charThreshold": 500,
    "disableJSONLD": false
  }
}

Archived runner · Python options

SHA-256 hashes
HTML input
7e19912f8f4337ceedbdb6b7d9cc0b43aebf2ed8f72d359f411e9a725142c556
Evaluated output field
8fff546eecfe7e95b138896c3c8c97858511f37a3087c7381f3b3e044031924b

Complete raw output file ↗

B

VARIANT B

Ordinary td cells

Output produced

Expected value row : Exact values, in order · Column headers : Relationship not demonstrated · Row header : Relationship not demonstrated. Source

01 · The HTML change

<table><caption>Mesures synthétiques</caption><thead><tr><td class="case-cell">Indicateur</td><td class="case-cell">Unité</td><td class="case-cell">Période</td><td class="case-cell">Valeur</td></tr></thead><tbody><tr><td class="case-cell">Temps de réponse</td><td class="case-cell">secondes</td><td class="case-cell">mai 2026</td><td class="case-cell">1,8</td></tr></tbody></table>

Exact input excerpt · Original HTML ↓

02 · What the tool produces HTML

…
<table><caption>Mesures synthétiques</caption><thead><tr><td>Indicateur</td><td>Unité</td><td>Période</td><td>Valeur</td></tr></thead><tbody><tr><td>Temps de réponse</td><td>secondes</td><td>mai 2026</td><td>1,8</td></tr></tbody></table><p>La conclusion doit être relue avec son unité, sa période, son périmètre et sa réserve. La présence d’un mot dans une sortie ne suffit pas à prouver que la relation a été conservée.</p></article></div></div>

Excerpt identified by the corrected evaluator. Full output below.

03 · The documented observation

Expected value row
Exact values, in order
Column headers
Relationship not demonstrated
Row header
Relationship not demonstrated
Output structure
Present

Verdict source: results.json · table-fr-2 / readability

Inspect the full evidence

The verdicts above come from corrected results.json. The raw file’s evaluation fields are historical and are not authoritative here.

results.json/cases/3/evaluation/relation/readability

Corrected verdict, unchanged
{
  "status": "ok",
  "tool_class": "content_extractor",
  "format": "html",
  "table_structure": "present",
  "expected_data_row": "exact_values_in_order",
  "column_header_relation": "not_explicit",
  "row_header_relation": "not_explicit",
  "column_labels": [
    "Indicateur",
    "Unité",
    "Période",
    "Valeur"
  ],
  "data_values": [
    "Temps de réponse",
    "secondes",
    "mai 2026",
    "1,8"
  ],
  "evidence": {
    "header_row": "<td>Indicateur</td><td>Unité</td><td>Période</td><td>Valeur</td>",
    "data_row": "<td>Temps de réponse</td><td>secondes</td><td>mai 2026</td><td>1,8</td>",
    "table_excerpt": "<table><caption>Mesures synthétiques</caption><thead><tr><td>Indicateur</td><td>Unité</td><td>Période</td><td>Valeur</td></tr></thead><tbody><tr><td>Temps de réponse</td><td>secondes</td><td>mai 2026</td><td>1,8</td></tr></tbody></table>"
  },
  "output_field": "readability.content",
  "output_sha256": "b157f22d79250d7b2bc08989af25c0186b9491bfdb996b045616c713fdda0f02",
  "source_column_headers_explicit": false
}
Complete studied output field

readability.content

<div id="readability-page-1" class="page"><div><article><p>Ce document synthétique sert à comparer deux balisages à texte, ordre, classes et environnement identiques. Les données sont fictives et ne décrivent ni Edikka ni un client.</p><h2>Mesures synthétiques</h2><table><caption>Mesures synthétiques</caption><thead><tr><td>Indicateur</td><td>Unité</td><td>Période</td><td>Valeur</td></tr></thead><tbody><tr><td>Temps de réponse</td><td>secondes</td><td>mai 2026</td><td>1,8</td></tr></tbody></table><p>La conclusion doit être relue avec son unité, sa période, son périmètre et sa réserve. La présence d’un mot dans une sortie ne suffit pas à prouver que la relation a été conservée.</p></article></div></div>
Archived version and options

Mozilla Readability 0.6.0 · Execution 2026-09-20

{
  "version": "0.6.0",
  "configuration": {
    "keepClasses": false,
    "charThreshold": 500,
    "disableJSONLD": false
  }
}

Archived runner · Python options

SHA-256 hashes
HTML input
1e0a3b0807f57d794396fce3fe07c0259b8c3c4c40be85cea27483f2833516b1
Evaluated output field
b157f22d79250d7b2bc08989af25c0186b9491bfdb996b045616c713fdda0f02

Complete raw output file ↗

Identical text and isolated intervention within this pair, according to the protocol witnesses. Translations are not independent observations. View pair witnesses.

LOOK FURTHER

Every result has a scope.

These observations do not rank tools. They do not measure overall accessibility, search ranking, or understanding or citation by AI.

Claims excluded by the protocol