| datingMethod | 
                                 xs:anyURI | 
                                  | 
                                  | 
                                 optional | 
                                  | 
                                 
                                    
                                       
                                          
                                             supplies a pointer to a calendar element or other means of interpreting
the values of the custom dating attributes.  | 
                                           
                                        
                                     
                                  | 
                              
                              
                                 | datingPoint | 
                                 xs:anyURI | 
                                  | 
                                  | 
                                 optional | 
                                  | 
                                 
                                    
                                       
                                          
                                             supplies a pointer to some location defining a named point in time with
reference to which the datable item is understood to have occurred  | 
                                           
                                        
                                     
                                  | 
                              
                              
                                 | from-custom | 
                                 restriction of list of restriction of xs:token | 
                                  | 
                                  | 
                                 optional | 
                                  | 
                                 
                                    
                                       
                                          
                                             indicates the starting point of the period in some custom standard
form.  | 
                                           
                                        
                                     
                                  | 
                              
                              
                                 | notAfter-custom | 
                                 restriction of list of restriction of xs:token | 
                                  | 
                                  | 
                                 optional | 
                                  | 
                                 
                                    
                                       
                                          
                                             specifies the latest possible date for the event in some custom standard
form.  | 
                                           
                                        
                                     
                                  | 
                              
                              
                                 | notBefore-custom | 
                                 restriction of list of restriction of xs:token | 
                                  | 
                                  | 
                                 optional | 
                                  | 
                                 
                                    
                                       
                                          
                                             specifies the earliest possible date for the event in some custom standard
form.  | 
                                           
                                        
                                     
                                  | 
                              
                              
                                 | to-custom | 
                                 restriction of list of restriction of xs:token | 
                                  | 
                                  | 
                                 optional | 
                                  | 
                                 
                                    
                                       
                                          
                                             indicates the ending point of the period in some custom standard
form.  | 
                                           
                                        
                                     
                                  | 
                              
                              
                                 | when-custom | 
                                 restriction of list of restriction of xs:token | 
                                  | 
                                  | 
                                 optional | 
                                  | 
                                 
                                    
                                       
                                          
                                             supplies the value of a date or time in some custom standard
form.  | 
                                           
                                        
                                     
                                  |