{
  "kind": "markdown-rendering",
  "date": "2026-10-19T01:04:59.703346+00:00",
  "python": "3.11.14",
  "versions": {
    "markdown-it-commonmark": "4.0.0",
    "markdown-it-breaks": "4.0.0",
    "python-markdown": "3.10.2",
    "pandoc-gfm": "pandoc 3.11"
  },
  "scope": "Local implementations; not GitHub.com or VS Code UI. Tag counts describe structure, not visual fidelity.",
  "command": ".venv/bin/python tools/lab_markdown_render.py --lab <RUN>/lab",
  "results": [
    {
      "sample": "soft-break",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "p": 1
      },
      "source": "lab/renderers/soft-break.md",
      "output": "lab/renderers/soft-break--markdown-it-commonmark.txt"
    },
    {
      "sample": "soft-break",
      "renderer": "markdown-it-breaks",
      "tags": {
        "p": 1,
        "br": 1
      },
      "source": "lab/renderers/soft-break.md",
      "output": "lab/renderers/soft-break--markdown-it-breaks.txt"
    },
    {
      "sample": "soft-break",
      "renderer": "python-markdown",
      "tags": {
        "p": 1
      },
      "source": "lab/renderers/soft-break.md",
      "output": "lab/renderers/soft-break--python-markdown.txt"
    },
    {
      "sample": "soft-break",
      "renderer": "pandoc-gfm",
      "tags": {
        "p": 1
      },
      "source": "lab/renderers/soft-break.md",
      "output": "lab/renderers/soft-break--pandoc-gfm.txt"
    },
    {
      "sample": "two-spaces",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "p": 1,
        "br": 1
      },
      "source": "lab/renderers/two-spaces.md",
      "output": "lab/renderers/two-spaces--markdown-it-commonmark.txt"
    },
    {
      "sample": "two-spaces",
      "renderer": "markdown-it-breaks",
      "tags": {
        "p": 1,
        "br": 1
      },
      "source": "lab/renderers/two-spaces.md",
      "output": "lab/renderers/two-spaces--markdown-it-breaks.txt"
    },
    {
      "sample": "two-spaces",
      "renderer": "python-markdown",
      "tags": {
        "p": 1,
        "br": 1
      },
      "source": "lab/renderers/two-spaces.md",
      "output": "lab/renderers/two-spaces--python-markdown.txt"
    },
    {
      "sample": "two-spaces",
      "renderer": "pandoc-gfm",
      "tags": {
        "p": 1,
        "br": 1
      },
      "source": "lab/renderers/two-spaces.md",
      "output": "lab/renderers/two-spaces--pandoc-gfm.txt"
    },
    {
      "sample": "backslash-break",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "p": 1,
        "br": 1
      },
      "source": "lab/renderers/backslash-break.md",
      "output": "lab/renderers/backslash-break--markdown-it-commonmark.txt"
    },
    {
      "sample": "backslash-break",
      "renderer": "markdown-it-breaks",
      "tags": {
        "p": 1,
        "br": 1
      },
      "source": "lab/renderers/backslash-break.md",
      "output": "lab/renderers/backslash-break--markdown-it-breaks.txt"
    },
    {
      "sample": "backslash-break",
      "renderer": "python-markdown",
      "tags": {
        "p": 1
      },
      "source": "lab/renderers/backslash-break.md",
      "output": "lab/renderers/backslash-break--python-markdown.txt"
    },
    {
      "sample": "backslash-break",
      "renderer": "pandoc-gfm",
      "tags": {
        "p": 1,
        "br": 1
      },
      "source": "lab/renderers/backslash-break.md",
      "output": "lab/renderers/backslash-break--pandoc-gfm.txt"
    },
    {
      "sample": "blank-line",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "p": 2
      },
      "source": "lab/renderers/blank-line.md",
      "output": "lab/renderers/blank-line--markdown-it-commonmark.txt"
    },
    {
      "sample": "blank-line",
      "renderer": "markdown-it-breaks",
      "tags": {
        "p": 2
      },
      "source": "lab/renderers/blank-line.md",
      "output": "lab/renderers/blank-line--markdown-it-breaks.txt"
    },
    {
      "sample": "blank-line",
      "renderer": "python-markdown",
      "tags": {
        "p": 2
      },
      "source": "lab/renderers/blank-line.md",
      "output": "lab/renderers/blank-line--python-markdown.txt"
    },
    {
      "sample": "blank-line",
      "renderer": "pandoc-gfm",
      "tags": {
        "p": 2
      },
      "source": "lab/renderers/blank-line.md",
      "output": "lab/renderers/blank-line--pandoc-gfm.txt"
    },
    {
      "sample": "ordered-list",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "ol": 1,
        "li": 3,
        "p": 3
      },
      "source": "lab/renderers/ordered-list.md",
      "output": "lab/renderers/ordered-list--markdown-it-commonmark.txt"
    },
    {
      "sample": "ordered-list",
      "renderer": "markdown-it-breaks",
      "tags": {
        "ol": 1,
        "li": 3,
        "p": 3
      },
      "source": "lab/renderers/ordered-list.md",
      "output": "lab/renderers/ordered-list--markdown-it-breaks.txt"
    },
    {
      "sample": "ordered-list",
      "renderer": "python-markdown",
      "tags": {
        "ol": 1,
        "li": 3,
        "p": 2
      },
      "source": "lab/renderers/ordered-list.md",
      "output": "lab/renderers/ordered-list--python-markdown.txt"
    },
    {
      "sample": "ordered-list",
      "renderer": "pandoc-gfm",
      "tags": {
        "ol": 1,
        "li": 3,
        "p": 3
      },
      "source": "lab/renderers/ordered-list.md",
      "output": "lab/renderers/ordered-list--pandoc-gfm.txt"
    },
    {
      "sample": "bullet-list",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "ul": 1,
        "li": 2
      },
      "source": "lab/renderers/bullet-list.md",
      "output": "lab/renderers/bullet-list--markdown-it-commonmark.txt"
    },
    {
      "sample": "bullet-list",
      "renderer": "markdown-it-breaks",
      "tags": {
        "ul": 1,
        "li": 2
      },
      "source": "lab/renderers/bullet-list.md",
      "output": "lab/renderers/bullet-list--markdown-it-breaks.txt"
    },
    {
      "sample": "bullet-list",
      "renderer": "python-markdown",
      "tags": {
        "ul": 1,
        "li": 2
      },
      "source": "lab/renderers/bullet-list.md",
      "output": "lab/renderers/bullet-list--python-markdown.txt"
    },
    {
      "sample": "bullet-list",
      "renderer": "pandoc-gfm",
      "tags": {
        "ul": 1,
        "li": 2
      },
      "source": "lab/renderers/bullet-list.md",
      "output": "lab/renderers/bullet-list--pandoc-gfm.txt"
    },
    {
      "sample": "table",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "p": 1
      },
      "source": "lab/renderers/table.md",
      "output": "lab/renderers/table--markdown-it-commonmark.txt"
    },
    {
      "sample": "table",
      "renderer": "markdown-it-breaks",
      "tags": {
        "p": 1,
        "br": 2
      },
      "source": "lab/renderers/table.md",
      "output": "lab/renderers/table--markdown-it-breaks.txt"
    },
    {
      "sample": "table",
      "renderer": "python-markdown",
      "tags": {
        "table": 1,
        "thead": 1,
        "tr": 2,
        "th": 2,
        "tbody": 1,
        "td": 2
      },
      "source": "lab/renderers/table.md",
      "output": "lab/renderers/table--python-markdown.txt"
    },
    {
      "sample": "table",
      "renderer": "pandoc-gfm",
      "tags": {
        "table": 1,
        "thead": 1,
        "tr": 2,
        "th": 2,
        "tbody": 1,
        "td": 2
      },
      "source": "lab/renderers/table.md",
      "output": "lab/renderers/table--pandoc-gfm.txt"
    },
    {
      "sample": "code-block",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "pre": 1,
        "code": 1
      },
      "source": "lab/renderers/code-block.md",
      "output": "lab/renderers/code-block--markdown-it-commonmark.txt"
    },
    {
      "sample": "code-block",
      "renderer": "markdown-it-breaks",
      "tags": {
        "pre": 1,
        "code": 1
      },
      "source": "lab/renderers/code-block.md",
      "output": "lab/renderers/code-block--markdown-it-breaks.txt"
    },
    {
      "sample": "code-block",
      "renderer": "python-markdown",
      "tags": {
        "pre": 1,
        "code": 1
      },
      "source": "lab/renderers/code-block.md",
      "output": "lab/renderers/code-block--python-markdown.txt"
    },
    {
      "sample": "code-block",
      "renderer": "pandoc-gfm",
      "tags": {
        "div": 1,
        "pre": 1,
        "code": 1,
        "span": 3,
        "a": 1
      },
      "source": "lab/renderers/code-block.md",
      "output": "lab/renderers/code-block--pandoc-gfm.txt"
    },
    {
      "sample": "link",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "p": 1,
        "a": 1
      },
      "source": "lab/renderers/link.md",
      "output": "lab/renderers/link--markdown-it-commonmark.txt"
    },
    {
      "sample": "link",
      "renderer": "markdown-it-breaks",
      "tags": {
        "p": 1,
        "a": 1
      },
      "source": "lab/renderers/link.md",
      "output": "lab/renderers/link--markdown-it-breaks.txt"
    },
    {
      "sample": "link",
      "renderer": "python-markdown",
      "tags": {
        "p": 1,
        "a": 1
      },
      "source": "lab/renderers/link.md",
      "output": "lab/renderers/link--python-markdown.txt"
    },
    {
      "sample": "link",
      "renderer": "pandoc-gfm",
      "tags": {
        "p": 1,
        "a": 1
      },
      "source": "lab/renderers/link.md",
      "output": "lab/renderers/link--pandoc-gfm.txt"
    },
    {
      "sample": "frontmatter",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "hr": 1,
        "h2": 1,
        "h1": 1
      },
      "source": "lab/renderers/frontmatter.md",
      "output": "lab/renderers/frontmatter--markdown-it-commonmark.txt"
    },
    {
      "sample": "frontmatter",
      "renderer": "markdown-it-breaks",
      "tags": {
        "hr": 1,
        "h2": 1,
        "h1": 1
      },
      "source": "lab/renderers/frontmatter.md",
      "output": "lab/renderers/frontmatter--markdown-it-breaks.txt"
    },
    {
      "sample": "frontmatter",
      "renderer": "python-markdown",
      "tags": {
        "hr": 1,
        "h2": 1,
        "h1": 1
      },
      "source": "lab/renderers/frontmatter.md",
      "output": "lab/renderers/frontmatter--python-markdown.txt"
    },
    {
      "sample": "frontmatter",
      "renderer": "pandoc-gfm",
      "tags": {
        "h1": 1
      },
      "source": "lab/renderers/frontmatter.md",
      "output": "lab/renderers/frontmatter--pandoc-gfm.txt"
    },
    {
      "sample": "checkbox",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "ul": 1,
        "li": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox.md",
      "output": "lab/renderers/checkbox--markdown-it-commonmark.txt"
    },
    {
      "sample": "checkbox",
      "renderer": "markdown-it-breaks",
      "tags": {
        "ul": 1,
        "li": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox.md",
      "output": "lab/renderers/checkbox--markdown-it-breaks.txt"
    },
    {
      "sample": "checkbox",
      "renderer": "python-markdown",
      "tags": {
        "ul": 1,
        "li": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox.md",
      "output": "lab/renderers/checkbox--python-markdown.txt"
    },
    {
      "sample": "checkbox",
      "renderer": "pandoc-gfm",
      "tags": {
        "ul": 1,
        "li": 2,
        "label": 2,
        "input": 2
      },
      "checked": 1,
      "disabled": 0,
      "source": "lab/renderers/checkbox.md",
      "output": "lab/renderers/checkbox--pandoc-gfm.txt"
    },
    {
      "sample": "checkbox-ordered",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "ol": 1,
        "li": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-ordered.md",
      "output": "lab/renderers/checkbox-ordered--markdown-it-commonmark.txt"
    },
    {
      "sample": "checkbox-ordered",
      "renderer": "markdown-it-breaks",
      "tags": {
        "ol": 1,
        "li": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-ordered.md",
      "output": "lab/renderers/checkbox-ordered--markdown-it-breaks.txt"
    },
    {
      "sample": "checkbox-ordered",
      "renderer": "python-markdown",
      "tags": {
        "ol": 1,
        "li": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-ordered.md",
      "output": "lab/renderers/checkbox-ordered--python-markdown.txt"
    },
    {
      "sample": "checkbox-ordered",
      "renderer": "pandoc-gfm",
      "tags": {
        "ol": 1,
        "li": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-ordered.md",
      "output": "lab/renderers/checkbox-ordered--pandoc-gfm.txt"
    },
    {
      "sample": "checkbox-nested",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "ul": 2,
        "li": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-nested.md",
      "output": "lab/renderers/checkbox-nested--markdown-it-commonmark.txt"
    },
    {
      "sample": "checkbox-nested",
      "renderer": "markdown-it-breaks",
      "tags": {
        "ul": 2,
        "li": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-nested.md",
      "output": "lab/renderers/checkbox-nested--markdown-it-breaks.txt"
    },
    {
      "sample": "checkbox-nested",
      "renderer": "python-markdown",
      "tags": {
        "ul": 1,
        "li": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-nested.md",
      "output": "lab/renderers/checkbox-nested--python-markdown.txt"
    },
    {
      "sample": "checkbox-nested",
      "renderer": "pandoc-gfm",
      "tags": {
        "ul": 2,
        "li": 2,
        "label": 2,
        "input": 2
      },
      "checked": 1,
      "disabled": 0,
      "source": "lab/renderers/checkbox-nested.md",
      "output": "lab/renderers/checkbox-nested--pandoc-gfm.txt"
    },
    {
      "sample": "checkbox-table",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "p": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-table.md",
      "output": "lab/renderers/checkbox-table--markdown-it-commonmark.txt"
    },
    {
      "sample": "checkbox-table",
      "renderer": "markdown-it-breaks",
      "tags": {
        "p": 1,
        "br": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-table.md",
      "output": "lab/renderers/checkbox-table--markdown-it-breaks.txt"
    },
    {
      "sample": "checkbox-table",
      "renderer": "python-markdown",
      "tags": {
        "table": 1,
        "thead": 1,
        "tr": 2,
        "th": 2,
        "tbody": 1,
        "td": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-table.md",
      "output": "lab/renderers/checkbox-table--python-markdown.txt"
    },
    {
      "sample": "checkbox-table",
      "renderer": "pandoc-gfm",
      "tags": {
        "table": 1,
        "thead": 1,
        "tr": 2,
        "th": 2,
        "tbody": 1,
        "td": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-table.md",
      "output": "lab/renderers/checkbox-table--pandoc-gfm.txt"
    },
    {
      "sample": "checkbox-malformed",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "ul": 1,
        "li": 3
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-malformed.md",
      "output": "lab/renderers/checkbox-malformed--markdown-it-commonmark.txt"
    },
    {
      "sample": "checkbox-malformed",
      "renderer": "markdown-it-breaks",
      "tags": {
        "ul": 1,
        "li": 3
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-malformed.md",
      "output": "lab/renderers/checkbox-malformed--markdown-it-breaks.txt"
    },
    {
      "sample": "checkbox-malformed",
      "renderer": "python-markdown",
      "tags": {
        "ul": 1,
        "li": 3
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-malformed.md",
      "output": "lab/renderers/checkbox-malformed--python-markdown.txt"
    },
    {
      "sample": "checkbox-malformed",
      "renderer": "pandoc-gfm",
      "tags": {
        "ul": 1,
        "li": 3
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-malformed.md",
      "output": "lab/renderers/checkbox-malformed--pandoc-gfm.txt"
    },
    {
      "sample": "checkbox-fenced",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "pre": 1,
        "code": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-fenced.md",
      "output": "lab/renderers/checkbox-fenced--markdown-it-commonmark.txt"
    },
    {
      "sample": "checkbox-fenced",
      "renderer": "markdown-it-breaks",
      "tags": {
        "pre": 1,
        "code": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-fenced.md",
      "output": "lab/renderers/checkbox-fenced--markdown-it-breaks.txt"
    },
    {
      "sample": "checkbox-fenced",
      "renderer": "python-markdown",
      "tags": {
        "pre": 1,
        "code": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-fenced.md",
      "output": "lab/renderers/checkbox-fenced--python-markdown.txt"
    },
    {
      "sample": "checkbox-fenced",
      "renderer": "pandoc-gfm",
      "tags": {
        "div": 1,
        "pre": 1,
        "code": 1,
        "span": 6,
        "a": 2
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-fenced.md",
      "output": "lab/renderers/checkbox-fenced--pandoc-gfm.txt"
    },
    {
      "sample": "checkbox-bare",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "p": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-bare.md",
      "output": "lab/renderers/checkbox-bare--markdown-it-commonmark.txt"
    },
    {
      "sample": "checkbox-bare",
      "renderer": "markdown-it-breaks",
      "tags": {
        "p": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-bare.md",
      "output": "lab/renderers/checkbox-bare--markdown-it-breaks.txt"
    },
    {
      "sample": "checkbox-bare",
      "renderer": "python-markdown",
      "tags": {
        "p": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-bare.md",
      "output": "lab/renderers/checkbox-bare--python-markdown.txt"
    },
    {
      "sample": "checkbox-bare",
      "renderer": "pandoc-gfm",
      "tags": {
        "p": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-bare.md",
      "output": "lab/renderers/checkbox-bare--pandoc-gfm.txt"
    },
    {
      "sample": "checkbox-uppercase",
      "renderer": "markdown-it-commonmark",
      "tags": {
        "ul": 1,
        "li": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-uppercase.md",
      "output": "lab/renderers/checkbox-uppercase--markdown-it-commonmark.txt"
    },
    {
      "sample": "checkbox-uppercase",
      "renderer": "markdown-it-breaks",
      "tags": {
        "ul": 1,
        "li": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-uppercase.md",
      "output": "lab/renderers/checkbox-uppercase--markdown-it-breaks.txt"
    },
    {
      "sample": "checkbox-uppercase",
      "renderer": "python-markdown",
      "tags": {
        "ul": 1,
        "li": 1
      },
      "checked": 0,
      "disabled": 0,
      "source": "lab/renderers/checkbox-uppercase.md",
      "output": "lab/renderers/checkbox-uppercase--python-markdown.txt"
    },
    {
      "sample": "checkbox-uppercase",
      "renderer": "pandoc-gfm",
      "tags": {
        "ul": 1,
        "li": 1,
        "label": 1,
        "input": 1
      },
      "checked": 1,
      "disabled": 0,
      "source": "lab/renderers/checkbox-uppercase.md",
      "output": "lab/renderers/checkbox-uppercase--pandoc-gfm.txt"
    }
  ],
  "checkbox_probe": {
    "date": "2026-10-19T01:07:49.656781+00:00",
    "command": ".venv/bin/python runs/2026-10-19-markovo-markdown-checkbox/lab/checkbox_probe.py",
    "python": "3.11.14",
    "versions": {
      "markdown-it-py": "4.0.0",
      "Markdown": "3.10.2",
      "pandoc": "pandoc 3.11"
    },
    "options": {
      "markdown-it-commonmark": "commonmark preset, no plugins",
      "markdown-it-breaks": "commonmark preset, breaks=True, no plugins",
      "python-markdown": "extensions=[tables,fenced_code]",
      "pandoc-gfm": "pandoc -f gfm -t html"
    },
    "scope": "HTML structure only; no browser clicks, persistence, GitHub.com or VS Code UI"
  }
}