https://coney.cefriel.com/lod/Block_626734392-1569918565818_859 an entity of type: Question sur:hasText Did you pay to obtain the photometer? rdf:type sur:Question sur:SurveyElement sur:hasLatentVariable <https://coney.cefriel.com/lod/LatentVariable_110760> sur:hasObservableVariable <https://coney.cefriel.com/lod/ObservableVariable_1938007529> sur:inSurveyProcedure <https://coney.cefriel.com/lod/SurveyProcedure_626734392-1569918565818> sur:leadsTo <https://coney.cefriel.com/lod/Block_626734392-1569918565818_450> <https://coney.cefriel.com/lod/Block_626734392-1569918565818_756> data from the linked data cloud