| diagram | 
					  | 
				
				
					| namespace | 
					http://www.w3.org/1999/xlink | 
				
				
					| type | 
					xlink:titleEltType | 
				
				
					| properties | 
					| content  | complex |  | mixed  | true |  | abstract  | true |  
  | 
				
				
					| used by | 
					 | 
				
				
					| attributes | 
					| Name   | Type   | Use   | Default   | Fixed   | annotation |  | type | xlink:typeType | required   |    | title   |   |  | lang | derived by: language |    |    |    | | documentation |   
     xml:lang is not required, but provides much of the 
     motivation for title elements in addition to attributes, and so 
     is provided here for convenience. 
     |  
  |  
  | 
				
				
					| source | 
					<element name="title" type="xlink:titleEltType" abstract="true"/> |