User:81.153.41.72
This is an IP address used by User:RachelBrown, an account of a prolific sockpuppeteer best known as Poetlister. According to [http://en.wikipedia.org/w/index.php?title=User_talk:Jayjg&diff=28680180 this edit], the IP was used by "Lisa, Rachel Brown's flatmate".
See also :Category:Wikipedia sockpuppets of Poetlister/Runcorn and [http://en.wikipedia.org/w/index.php?title=User:81.153.41.72&oldid=66090374 this statement] by User:Zordrac.