@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix schema: <http://schema.org/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix xml: <http://www.w3.org/XML/1998/namespace> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<http://urn.fi/URN:NBN:fi:bib:me:W00088166600> schema:contributor <http://urn.fi/URN:NBN:fi:bib:me:P00088166605> ;
    schema:name "Propositiones quaedam geometricae solutae & demonstratae. Quas consent. ampl. facult. philos. in Reg. Acad. Aboënsi publico examini submittunt auctor Magnus Jacobus Alopaeus, log. & math. lector ad Reg. Gymn. Borgoënse, et respondens Sigfridus Porthan, Wiburgensis. In auditorio majori, die XXXI Maji an. MDCCLXXIV. horis a. m. consvetis" .

<http://urn.fi/URN:NBN:fi:bib:me:P00088166605> a schema:Person ;
    schema:birthDate "1750" ;
    schema:deathDate "1809" ;
    schema:name "Porthan, Sigfried Henrik" .