in 2012, aquino intended to establish a new autonomous political entity under the name "bangsamoro" to replace the autonomous region in muslim mindanao which he called a "failed experiment." under his administration, a draft for the bangsamoro basic law (bbl) was made but failed to get traction to become law to the mamasapano clash of january 2015 which involved the murder of 44 mostly-christian special action force (saf) personnel by allegedly combined forces of the milf and the bangsamoro islamic freedom fighters (biff) after an operation to kill malaysian militant zulkifli abdhir known by the alias "marwan".