((?<=:-\sobject\()[a-z][A-Za-z0-9_]*) ((?<=:-\sobject\()[a-z][A-Za-z0-9_]*) \1 ((?<=:-\sprotocol\()[a-z][A-Za-z0-9_]*) ((?<=:-\sprotocol\()[a-z][A-Za-z0-9_]*) \1 ((?<=:-\scategory\()[a-z][A-Za-z0-9_]*) ((?<=:-\scategory\()[a-z][A-Za-z0-9_]*) \1