我将RDF龟添加到芝麻服务器时出现错误信息

时间:2015-10-23 10:37:10

标签: rdf semantic-web sesame rdfstore

我对语义网技术这么新,我试图理解。

我已安装 The Sesame 2.8 服务器和 Apache Tomcat

我试图将一些RDF数据添加到存储库,我成功地使用了一些来自Internet的示例。但是,我尝试构建一个小乌龟文件并将其作为文件添加到存储库中,并收到以下消息: " prolog中不允许使用内容。 [第1行,第1栏]"

我试图添加海龟代码而不是文件,我收到了这条消息: "预期':',发现';' [第51行]"

我的示例代码是:

@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>.
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix ex: <http://www.example.com> .

<P1>
        a   foaf:Person;
        foaf:firstName  "Ben";
        foaf:lastName   "Edward";
        ex:DOB  "14/1/2004";
        ex:weight   '35';
        ex:height   '157';
        foaf:Phone  "00447857451285";
        foaf:email  "Ben.Edward@example.com".

<P2>
        a   foaf:Person;
        foaf:firstName  "Gareath";
        foaf:lastName   "Jamies";
        ex:DOB  "11/05/2001";
        ex:weight   '34';
        ex:height   '154';
        foaf:Phone  "00447857111200";
        foaf:email  "Gareath.Jamies@example.com".

<P3>
        a   foaf:Person;
        foaf:firstName  "Sarah";
        foaf:lastName   "Lloyd";
        ex:DOB  "12/11/1986";
        ex:weight   '50';
        ex:height   '160';
        foaf:Phone  "0044785700349";
        foaf:email  "Sarah.Lloyd@example.com".

<S1>
        foaf:firstName  "Mark";
        foaf:lastName   "Jhon";
        ex:qualification    "Specialist";
        ex:speciality   "Dermatology".


<R1>
        ex:reportFor    P1;
        ex:reportDate   "15/01/2010";
        ex:editedBy S1.

<R2>
        ex:reportFor    P1;
        ex:reportDate   "17/02/2010";
        ex:editedBy S1.

我不知道是否必须从第一次开始定义新谓词,或者我可以尝试并在之前对该数据进行查询。

请你提前解释和感谢。

1 个答案:

答案 0 :(得分:2)

这不是有效的Turtle文件。 您已使用相对URI作为主题而未声明基URI。 我建议您查看规范[http://www.w3.org/TR/turtle/#sec-iri],了解所有替代形式的有效IRI的示例。

@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>.
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix ex: <http://www.example.com> .
@base <http://www.example.com/> .



<P1>
         a   foaf:Person;
        foaf:firstName  "Ben";
        foaf:lastName   "Edward";
        ex:DOB  "14/1/2004";
        ex:weight   '35';
        ex:height   '157';
        foaf:Phone  "00447857451285";
        foaf:email  "Ben.Edward@example.com".

<P2>
        a   foaf:Person;
        foaf:firstName  "Gareath";
        foaf:lastName   "Jamies";
        ex:DOB  "11/05/2001";
        ex:weight   '34';
        ex:height   '154';
        foaf:Phone  "00447857111200";
        foaf:email  "Gareath.Jamies@example.com".

<P3>
        a   foaf:Person;
        foaf:firstName  "Sarah";
        foaf:lastName   "Lloyd";
        ex:DOB  "12/11/1986";
        ex:weight   '50';
        ex:height   '160';
        foaf:Phone  "0044785700349";
        foaf:email  "Sarah.Lloyd@example.com".

<S1>
        foaf:firstName  "Mark";
        foaf:lastName   "Jhon";
        ex:qualification    "Specialist";
        ex:speciality   "Dermatology".


<R1>
        ex:reportFor    <P1>;
        ex:reportDate   "15/01/2010";
        ex:editedBy <S1>.

<R2>
        ex:reportFor    <P1>;
        ex:reportDate   "17/02/2010";
        ex:editedBy <S1>.