Other Entra ID / Azure AD SignIn errors

The challenge Most of us analyzing Azure AD SignIn logs have been there. You come across a failed sign-in, but the ResultDescription is not really helpful, but only shows “Other”. Other? But what other? When using the Entra ID portal UI most of those error codes will perfectly translate to a more helpful error message. What the sign-in logs cannot do, the portal UI is able to So how can you have the same experience when using KQL?