Trying To Find A Short Radio Story

[Patch49]

Must be a couple of years ago and may have been an entry in the BBC short story competition. Narrated by an old lady with Alzheimers. She sees a chair under a tree but can't remember that she put it their herself. Ring any bells with anyone?

[Calibax]

Deborah Wain's Notes to Self?
http://www.worldcat.org/title/notes-to-self/oclc/813296544