sparql

select * 
FROM <file://mpiwg_persons_dnb.rdf>  
FROM <file://mpiwg_persons_2.rdf> 
FROM <file:///GND.rdf> 
FROM <http://identifiedNames>
where {
{?person <http://xmlns.com/foaf/0.1/name> "%s". 

?ident <http://ontologies.mpiwg-berlin.mpg.de/authorities/namedIdentities/identifies_NamedEntity> ?person. 
?gnd crm:P1_is_identified_by ?ident.

optional {?person2 <http://www.w3.org/2002/07/owl#sameAs> ?person.
?ident2 <http://ontologies.mpiwg-berlin.mpg.de/authorities/namedIdentities/identifies_NamedEntity> ?person2. 
?objects crm:P1_is_identified_by ?ident2.}

optional {?gnd <http://RDVocab.info/ElementsGr2/dateOfBirth> ?birthDate.}
optional {?gnd <http://RDVocab.info/ElementsGr2/dateOfDeath> ?deathDate.} 
}
UNION {GRAPH <file://newpersonsFromProjects> {?person <http://xmlns.com/foaf/0.1/name> "%s"}}}