t10.n3

Jena推理机

# Test the log:includes function

@prefix rdf:  <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix s: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix daml:  <http://www.daml.org/2000/10/daml-ont#> .
@prefix dpo:  <http://www.daml.org/2001/03/daml+oil#> .
@prefix ex:   <http://www.daml.org/2000/10/daml-ex#> .
@prefix log:  <http://www.w3.org/2000/10/swap/log#> .

@prefix foo: <foo.n3#>.  # Local stuff
@prefix : <foo.n3#>.  # Local stuff

@prefix local: <t10.n3#>.

# Usage:   cwm t10.n3 -think
#
# See also t10a.n3  foo.n3
#
# Output should conclude all test* a :success and no failures.
#


this log:forAll :d, :x, :y, :F, :G.

{ <t10a.n3> log:semantics :F.
  :F log:includes { :theSky :is :blue}   } log:implies { :test10a a :success } .
 
{ <t10a.n3> log:semantics :F.
  :F log:includes { :theSky :is :green}   } log:implies { :test10-bis a :FAILURE } .
 
{ <t10a.n3> log:semantics :F.
  :F log:includes { :theSky :is :x}   } log:implies { :fred local:favoriteColor :x  } .

{ :fred local:favoriteColor :blue } log:implies { :test10b a :success}.
 
#-----------------------------------
#
#  This illustrates the inabilaty of cwm to do backward chaining
#
#
#{ :d log:semantics :F .
#  :F  log:includes :G } log:implies  {  :doc local:says :G }. 
#
#{ <t10a.n3> local:says { :theSky :is :blue } } log:implies {:test_SURPRISE a :success}.


# Not to mention:
# { :d log:signedBy :k. :d local:says :F } log:means { :k log:guarantees :F }.


#ends