so for "Soundpool DVD Collection 17", contains folder of ... Genre / Collection / Style?

'Breakbeat Vol. 1'			'Chillout Vol. 5'
'DanceElectro Vol. 9'		'Dubstep Vol. 1'
'HipHop Vol. 12'			'Jazz Vol. 1'
'Minimal DeepHouse Vol. 9'	'MovieScore Vol. 8'
'RockAlternative Vol. 3'	'TechnoTrance Vol. 13'

[Soundpool DVD Collection 17]$ ls Jazz\ Vol.\ 1/ ... Instrument / Category

Bass		BPM.inf		Brass
Drums		Guitar		Keys
Piano		Synth		Vocals

[Soundpool DVD Collection 17]$ ls -la Jazz\ Vol.\ 1/Synth/ ... Instrument / Sample
'k_Echoes A 1.wav'		'k_Echoes A 2.wav'		'k_Echoes A 3.wav'
'k_Echoes A 4.wav'		'k_Echoes A 5.wav'		'k_Echoes A 6.wav'
'k_Glass 1.wav'			'k_Glass 2.wav'			'k_Glass 3.wav'
'k_Glass 4.wav'			'k_Glass 5.wav'			'k_Glass 6.wav'
....

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Other file examples of files ...

'o_Tremolo 6.wav'		'w_Ballad A 1.wav'		'k_Whistle A 6.wav'

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'Umber Horns 1.wav'		'Umber Horns 2.wav'		'Umber Horns 3.wav'
'Umber Horns 4.wav'		'Umber Horns 5.wav'		'Umber Horns 6.wav'
'Umber Horns 7.wav'

'Beige Bass 1.wav'	   'Gamboge BassA 6.wav'      'Limerick ViolinsA 4.wav'  'Orange Basses 2.wav'	 'Orchid Strings 7.wav'     'Viridian Pizz 5.wav'
'Beige Bass 2.wav'	   'Gamboge BassA 7.wav'      'Limerick ViolinsA 5.wav'  'Orange Basses 3.wav'	 'Orchid Violins 1.wav'     'Viridian Pizz 6.wav'
'Beige Bass 3.wav'	   'Gamboge Cello 1.wav'      'Limerick ViolinsA 6.wav'  'Orange Basses 4.wav'	 'Orchid Violins 2.wav'     'Viridian Pizz 7.wav'
'Beige Bass 4.wav'	   'Gamboge Cello 2.wav'      'Limerick ViolinsA 7.wav'  'Orange Basses 5.wav'	 'Orchid Violins 3.wav'     'Viridian Violins 1.wav'
'Beige Bass 5.wav'	   'Gamboge Cello 3.wav'      'Limerick ViolinsB 1.wav'  'Orange Basses 6.wav'	 'Orchid Violins 4.wav'     'Viridian Violins 2.wav'
'Beige Bass 6.wav'	   'Gamboge Cello 4.wav'      'Limerick ViolinsB 2.wav'  'Orange Basses 7.wav'	 'Orchid Violins 5.wav'     'Viridian Violins 3.wav'
'Beige Bass 7.wav'	   'Gamboge Cello 5.wav'      'Limerick ViolinsB 3.wav'  'Orange Strings 1.wav'  'Orchid Violins 6.wav'     'Viridian Violins 4.wav'
'Beige StingsB 1.wav'  'Gamboge Cello 6.wav'      'Limerick ViolinsB 4.wav'  'Orange Strings 2.wav'  'Orchid Violins 7.wav'     'Viridian Violins 5.wav'