PREFIX owl: <http://www.w3.org/2002/07/owl#>
PREFIX schema: <https://schema.org/>
PREFIX wdtn: <http://www.wikidata.org/prop/direct-normalized/>

DELETE { ?s <http://example.org/migrants/person#Wikidata> ?v . }
INSERT { ?s owl:sameAs ?v . }
WHERE  { ?s <http://example.org/migrants/person#Wikidata> ?v . FILTER(isIRI(?v)) }
;
DELETE { ?s <http://example.org/migrants/person#Wikipedia> ?v . }
INSERT { ?s schema:sameAs ?v . }
WHERE  { ?s <http://example.org/migrants/person#Wikipedia> ?v . FILTER(isIRI(?v)) }
;
DELETE { ?s <http://example.org/migrants/person#GND> ?v . }
INSERT { ?s wdtn:P227 ?v . }
WHERE  { ?s <http://example.org/migrants/person#GND> ?v . FILTER(isIRI(?v)) }
;
DELETE { ?s <http://example.org/migrants/person#VIAF> ?v . }
INSERT { ?s wdtn:P214 ?v . }
WHERE  { ?s <http://example.org/migrants/person#VIAF> ?v . FILTER(isIRI(?v)) }
;
DELETE { ?s <http://example.org/migrants/person#CERL> ?v . }
INSERT { ?s wdtn:P1871 ?v . }
WHERE  { ?s <http://example.org/migrants/person#CERL> ?v . FILTER(isIRI(?v)) }
;
DELETE { ?s <http://example.org/migrants/person#LCCN> ?v . }
INSERT { ?s wdtn:P244 ?v . }
WHERE  { ?s <http://example.org/migrants/person#LCCN> ?v . FILTER(isIRI(?v)) }
;
DELETE { ?s <http://example.org/migrants/person#ISNI> ?v . }
INSERT { ?s wdtn:P213 ?v . }
WHERE  { ?s <http://example.org/migrants/person#ISNI> ?v . FILTER(isIRI(?v)) }
;
DELETE { ?s <http://example.org/migrants/person#SNAC> ?v . }
INSERT { ?s wdtn:P3430 ?v . }
WHERE  { ?s <http://example.org/migrants/person#SNAC> ?v . FILTER(isIRI(?v)) }