== Steps to reproduce
# Visit https://en.wikipedia.org/wiki/Intellectual_capital.
# Hover over "balance sheets".
== Expected results
- Preview is shown
== Actual results
- No preview is shown because no extract is available from RESTBase. The extract //is// available from MediaWiki.
== Environments observed
- Browser version: Chromium v74.0.3729.169
- OS version: Ubuntu v19.04
- Device model: Desktop
- Device language: English
```lines=10, name=RESTBase,lang=json
https://en.wikipedia.org/api/rest_v1/page/summary/Financial_statement
{
"type": "standard",
"title": "Financial statement",
"displaytitle": "Financial statement",
"namespace": {
"id": 0,
"text": ""
},
"wikibase_item": "Q192907",
"titles": {
"canonical": "Financial_statement",
"normalized": "Financial statement",
"display": "Financial statement"
},
"pageid": 93755,
"thumbnail": {
"source": "https://upload.wikimedia.org/wikipedia/commons/thumb/e/e6/Ledger.png/320px-Ledger.png",
"width": 320,
"height": 168
},
"originalimage": {
"source": "https://upload.wikimedia.org/wikipedia/commons/e/e6/Ledger.png",
"width": 1706,
"height": 896
},
"lang": "en",
"dir": "ltr",
"revision": "891354485",
"tid": "e52c0a10-6321-11e9-bf14-fd0cdf6cc1d9",
"timestamp": "2019-04-07T11:34:23Z",
"description": "formal record of the financial activities and position of a business, person, or other entity",
"content_urls": {
"desktop": {
"page": "https://en.wikipedia.org/wiki/Financial_statement",
"revisions": "https://en.wikipedia.org/wiki/Financial_statement?action=history",
"edit": "https://en.wikipedia.org/wiki/Financial_statement?action=edit",
"talk": "https://en.wikipedia.org/wiki/Talk:Financial_statement"
},
"mobile": {
"page": "https://en.m.wikipedia.org/wiki/Financial_statement",
"revisions": "https://en.m.wikipedia.org/wiki/Special:History/Financial_statement",
"edit": "https://en.m.wikipedia.org/wiki/Financial_statement?action=edit",
"talk": "https://en.m.wikipedia.org/wiki/Talk:Financial_statement"
}
},
"api_urls": {
"summary": "https://en.wikipedia.org/api/rest_v1/page/summary/Financial_statement",
"metadata": "https://en.wikipedia.org/api/rest_v1/page/metadata/Financial_statement",
"references": "https://en.wikipedia.org/api/rest_v1/page/references/Financial_statement",
"media": "https://en.wikipedia.org/api/rest_v1/page/media/Financial_statement",
"edit_html": "https://en.wikipedia.org/api/rest_v1/page/html/Financial_statement",
"talk_page_html": "https://en.wikipedia.org/api/rest_v1/page/html/Talk:Financial_statement"
},
"extract": "",
"extract_html": ""
}
```
```lines=10, name=MediaWiki,lang=json
https://en.wikipedia.org/w/api.php?action=query&format=json&prop=info%7Cextracts%7Cpageimages%7Crevisions%7Cinfo&formatversion=2&redirects=true&exintro=true&exchars=525&explaintext=true&piprop=thumbnail&pithumbsize=640&pilicense=any&rvprop=timestamp&inprop=url&titles=Financial_statement&smaxage=300&maxage=300&uselang=content&origin=*
{
"batchcomplete": true,
"query": {
"normalized": [
{
"fromencoded": false,
"from": "Financial_statement",
"to": "Financial statement"
}
],
"pages": [
{
"pageid": 93755,
"ns": 0,
"title": "Financial statement",
"contentmodel": "wikitext",
"pagelanguage": "en",
"pagelanguagehtmlcode": "en",
"pagelanguagedir": "ltr",
"touched": "2019-06-06T10:13:30Z",
"lastrevid": 891354485,
"length": 18764,
"fullurl": "https://en.wikipedia.org/wiki/Financial_statement",
"editurl": "https://en.wikipedia.org/w/index.php?title=Financial_statement&action=edit",
"canonicalurl": "https://en.wikipedia.org/wiki/Financial_statement",
"extract": "Financial statements (or financial reports) are formal records of the financial activities and position of a business, person, or other entity.\nRelevant financial information is presented in a structured manner and in a form which is easy to understand. They typically include four basic financial statements accompanied by a management discussion and analysis:\nA balance sheet or statement of financial position, reports on a company's assets, liabilities, and owners equity at a given point in time.\nAn income statement—or profit...",
"thumbnail": {
"source": "https://upload.wikimedia.org/wikipedia/commons/thumb/e/e6/Ledger.png/640px-Ledger.png",
"width": 640,
"height": 336
},
"revisions": [
{
"timestamp": "2019-04-07T11:34:23Z"
}
]
}
]
}
}
```
[[ https://en.wikipedia.org/w/index.php?title=Financial_statement&action=history | There have been no recent changes to the article ]]. @CKoerner_WMF saw some similar reports on other articles and wikis that were fixed by manual purges. This shouldn't be necessary. I've not purged this article so that the underlying issue may better be identified. The last change may be notable as it was a revert by a bot.