It&#x27;s probably vandalism:<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;w&#x2F;index.php?title=OSCAR_1&amp;diff=next&amp;oldid=647297354" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;w&#x2F;index.php?title=OSCAR_1&amp;diff=next...</a><p>A single edit from that ip in a year.