The bulk update request #4225 is pending approval.
create alias back_alley (270) -> alley (5160)
create alias backalley (79) -> alley (5160)
Reason: There is no mayor difference between a back_alley/backalley and an alley
Topic: (back)alley BUR
Posted under Tag Alias and Implication Suggestions
Specifically, a back alley is an alley running along behind a row of houses or between two such rows rather than the typical inner city mini-streets. So, it's pretty much mistagged for the most part. At least nobody seems to be using it for the anus, currently.