TPTP Problem File: SWB009+2.p

View Solutions - Solve Problem

```%------------------------------------------------------------------------------
% File     : SWB009+2 : TPTP v7.5.0. Released v5.2.0.
% Domain   : Semantic Web
% Problem  : Existential Restriction Entailments
% Version  : [Sch11] axioms : Reduced > Incomplete.
% English  :

% Refs     : [Sch11] Schneider, M. (2011), Email to G. Sutcliffe
% Source   : [Sch11]
% Names    : 009_Existential_Restriction_Entailments [Sch11]

% Status   : Theorem
% Rating   : 0.00 v7.5.0, 0.05 v7.4.0, 0.00 v7.0.0, 0.07 v6.3.0, 0.00 v6.1.0, 0.08 v6.0.0, 0.00 v5.5.0, 0.04 v5.3.0, 0.13 v5.2.0
% Syntax   : Number of formulae    :    4 (   0 unit)
%            Number of atoms       :   15 (   0 equality)
%            Maximal formula depth :    9 (   6 average)
%            Number of connectives :   11 (   0   ~;   0   |;   8   &)
%                                         (   2 <=>;   1  =>;   0  <=;   0 <~>)
%                                         (   0  ~|;   0  ~&)
%            Number of predicates  :    2 (   0 propositional; 2-3 arity)
%            Number of functors    :    9 (   9 constant; 0-0 arity)
%            Number of variables   :    9 (   0 sgn;   6   !;   3   ?)
%            Maximal term depth    :    1 (   1 average)
% SPC      : FOF_THM_RFO_NEQ

%------------------------------------------------------------------------------
fof(rdfs_cext_def,axiom,(
! [X,C] :
( iext(uri_rdf_type,X,C)
<=> icext(C,X) ) )).

fof(owl_restrict_somevaluesfrom,axiom,(
! [Z,P,C] :
( ( iext(uri_owl_someValuesFrom,Z,C)
& iext(uri_owl_onProperty,Z,P) )
=> ! [X] :
( icext(Z,X)
<=> ? [Y] :
( iext(P,X,Y)
& icext(C,Y) ) ) ) )).

fof(testcase_conclusion_fullish_009_Existential_Restriction_Entailments,conjecture,(
? [BNODE_x] :
( iext(uri_ex_p,uri_ex_s,BNODE_x)
& iext(uri_rdf_type,BNODE_x,uri_ex_c) ) )).

fof(testcase_premise_fullish_009_Existential_Restriction_Entailments,axiom,(
? [BNODE_z] :
( iext(uri_rdf_type,uri_ex_p,uri_owl_ObjectProperty)
& iext(uri_rdf_type,uri_ex_c,uri_owl_Class)
& iext(uri_rdf_type,uri_ex_s,BNODE_z)
& iext(uri_rdf_type,BNODE_z,uri_owl_Restriction)
& iext(uri_owl_onProperty,BNODE_z,uri_ex_p)
& iext(uri_owl_someValuesFrom,BNODE_z,uri_ex_c) ) )).

%------------------------------------------------------------------------------
```