-TAGS.extend (['vocal-music', 'chords', 'piano-music',
-'percussion', 'guitar', 'strings', 'bagpipes', 'ancient-notation'])
+TAGS.extend (['vocal-music', 'chords', 'keyboards',
+'percussion', 'fretted-strings', 'unfretted-strings',
+'ancient-notation', 'winds', 'world-music'
+])