We have identified Annie as:

139211 AD IDEM -CHESTNUT markings: STAR, STRIPE, CONNECTED SNIP, LEFT FRONT AND LEFT HIND PASTERNS HIGHER IN BACK, RIGHT HIND SOCK, WHITE.
by Kabuki ex a Supreme Heir mare, 2nd dam by Attache

Here is an update on Annie from Monica Bretherton on her blog, Horsebytes:

http://blog.seattlepi.nwsource.com/horsebytes/