MAWG	Relation	ID3v2 frames	How to do the mapping	Datatype	XPath
Descriptive Properties (Core Set)
Identification
identifier	N/A				N/A
title	exact	TALB		string	N/A
	related	TIT1, TIT2		string	N/A
	related	TOAL		string	N/A
language	exact	TLAN		string 3-character code according to ISO-639-2. If several languages are used, other codes should follow according to their usages.	N/A
locator	N/A				N/A
Creation
contributor	exact	TOPE, TPE1, TPE2		string TOPE, TPE1: slash ("/") separated list of names.	N/A
creator	exact	see composer			N/A
date	exact	TDAT, TRDA, TYER		string TDAT: numeric in DDMM format. TYER: numeric in YYYY format.	N/A
location	more specific	TCOP		string (see copyright) Must start with the year followed by a space (" "). Must always be displayed following "Copyright © ".	N/A
Content description
description	related	TIT1, TIT2, TIT3		string	N/A
keyword	exact	see genre			N/A
genre	related	TCON		string Can reference ID3v1 numeric categories, see spec.	N/A
rating	related	POPM		structured { - user email - rating (0-255) - number of times played }	N/A
Relational
relation	related	LINK, APIC		structured (see spec for LINK and APIC)	N/A
collection	exact	TALB		string	N/A
Rights
copyright	exact	TCOP		string Must start with the year followed by a space (" "). Must always be displayed following "Copyright © ".	N/A
policy	more general	TOWN			N/A
Distribution
publisher	exact	TPUB		string	N/A
targetAudience	N/A				N/A
Fragments
fragments	N/A				N/A
namedFragments	N/A				N/A
Technical Properties
frameSize	related	TSIZ		numeric string Size in bytes, excluding ID3v2 data.	N/A
compression	related	TFLT		string One of the codes defined in the spec if applicable, else free form.	N/A
duration	more specific	TLEN		numeric string Length in milliseconds.	N/A
format	exact	TFLT		string (see compression)	N/A
samplingRate			Use binary file headers		N/A
frameRate	N/A				N/A
averageBitRate	N/A				N/A
numTracks	related	TRCK		string Either numeric, or of the form "3/12" to also indicate the total number of tracks.	N/A