Fuseki 推理机不推断数据 (int) 范围 类

Fuseki reasoner doesn't infer data (int) range classes

为了向您展示问题(这是一个错误),我创建了一个最小示例:

这是我的最低要求 ontology

@prefix : <http://www.test.com/ts#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix xml: <http://www.w3.org/XML/1998/namespace> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

<http://www.test.com/ts> a owl:Ontology .
# 
# 
# #################################################################
# #
# #    Object Properties
# #
# #################################################################
# 
# 
# http://www.test.com/ts#hasSex

:hasSex a owl:ObjectProperty , owl:FunctionalProperty ;
    rdfs:range :Sex .
# 
# 
# 
# #################################################################
# #
# #    Data properties
# #
# #################################################################
# 
# 
# http://www.test.com/ts#hasAge

:hasAge a owl:DatatypeProperty , owl:FunctionalProperty ;
    rdfs:range xsd:int .
# 
# 
# 
# #################################################################
# #
# #    Classes
# #
# #################################################################
# 
# 
# http://www.test.com/ts#FemaleUser

:FemaleUser a owl:Class ;
    owl:equivalentClass _:genid1 .

_:genid1 owl:intersectionOf _:genid4 .

_:genid4 a rdf:List ;
    rdf:first :User ;
    rdf:rest _:genid2 .

_:genid2 a rdf:List ;
    rdf:first _:genid3 .

_:genid3 a owl:Restriction ;
    owl:onProperty :hasSex ;
    owl:hasValue :female .

_:genid2 rdf:rest rdf:nil .

_:genid1 a owl:Class .
# 
# http://www.test.com/ts#MatureUser

:MatureUser a owl:Class ;
    owl:equivalentClass _:genid5 .

_:genid5 owl:intersectionOf _:genid11 .

_:genid11 a rdf:List ;
    rdf:first :User ;
    rdf:rest _:genid6 .

_:genid6 a rdf:List ;
    rdf:first _:genid7 .

_:genid7 a owl:Restriction ;
    owl:onProperty :hasAge ;
    owl:someValuesFrom _:genid8 .

_:genid8 a rdfs:Datatype ;
    owl:onDatatype xsd:int ;
    owl:withRestrictions _:genid9 .

_:genid9 a rdf:List ;
    rdf:first _:genid10 .

_:genid10 xsd:minInclusive "16"^^xsd:int .

_:genid9 rdf:rest rdf:nil .

_:genid6 rdf:rest rdf:nil .

_:genid5 a owl:Class .
# 
# http://www.test.com/ts#Sex

:Sex a owl:Class .
# 
# http://www.test.com/ts#User

:User a owl:Class .
# 
# 
# 
# #################################################################
# #
# #    Individuals
# #
# #################################################################
# 
# 
# http://www.test.com/ts#ania

:ania a owl:NamedIndividual , :User ;
    :hasSex :female ;
    :hasAge "18"^^xsd:int .
# 
# http://www.test.com/ts#female

:female a owl:NamedIndividual , :Sex .
# 
# http://www.test.com/ts#male

:male a owl:NamedIndividual , :Sex .
# 
# Generated by the OWL API (version 4.1.3.20151118-2017) https://github.com/owlcs/owlapi

有两个class:

一个 MatureUser(对于 hasAge 超过 16 岁的用户)和 FemaleUser(对于 hasSex 为女性的用户)

门徒截图:

可以看到protege推断:ania既是女性又是成熟用户,而fuseki只是推断:ania是女性而不是成熟

更新

我也试着用这两种形式来制作我的等价物class

User and hasAge some xsd:int[>="16"^^xsd:int]

User and hasAge some xsd:int[>=16]

但结果相同,Protege 推断正确,而 furseki 不正确。

Jena 提供的 OWL 推理器在逻辑上不完整;这意味着(通过设计)有 OWL 他们不会推断的推论。 Protege 中可用的 OWL 推理器在逻辑上应该是完整的;这意味着他们应该产生所有蕴含的公理。

在这种情况下,Jena 的 OWL 推理器根本不进行数据类型推理。这意味着他们不会真正对 xsd:int[>= 16] 类型做任何事情。在这种情况下,不仅仅是Jena的OWL reasoners不完整的问题,也是Jena的OWL reasoners针对OWL 1的问题,但是datatype facet reasoning是[=的一部分23=] 2,耶拿并不完全支持。例如,在 Jena 用户邮件列表中查看 2013 年的 this thread about datatype restrictions。戴夫·雷诺兹 (Dave Reynolds) 回复了与您类似的询问:

Datatype facets are OWL 2 and Jena only supports OWL 1.

It may be possible to use third party reasoners like Pellet to provide some OWL 2 capability.

Jena 不支持 OWL2 已在文档中明确提及。有一个 OWL2 词汇表 class 只定义了 OWL2 中使用的 IRI,它的 JavaDoc 包括(强调):

OWL2 vocabulary. NOTE: Jena does not provide OWL2 inference or OntModel support. These constants are provided for the convenience of users who are doing OWL2 work with the current OWL1 support and desire a suitable set of names.