Assignment 2a/2b

Assignment2/fdzdani-fromRDFtoJSON-LD.jsonld

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+@prefix ex: <http://example.org/> .
+@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
+
+ex:ClassRoom03
+    ex:contains ex:Sensor347 ; 
+    ex:contains ex:Table322 .
+
+ex:Sensor347
+    ex:hasMeasurement ex:Measurement8432 .
+
+ex:Measurement8432
+    ex:hasTemperature "29"^^xsd:integer ;
+    ex:atTime "2022-09-12T12:01:12"^^xsd:dateTime .
+
+ex:Table322
+    ex:hasOwner ex:ETSIInformaticos .
+
+ex:ETSIInformations
+    ex:hasName "ETSI Informaticos"^^xsd:string .

Assignment4/fdzdani-190401/task06.py

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+# -*- coding: utf-8 -*-
+"""Task06.ipynb
+
+Automatically generated by Colab.
+
+Original file is located at
+    https://colab.research.google.com/drive/1L6O9Hd29jmBe8anyMBpzC59E8k4fzful
+
+**Task 06: Modifying RDF(s)**
+"""
+
+!pip install rdflib
+github_storage = "https://raw.githubusercontent.com/FacultadInformatica-LinkedData/Curso2024-2025/master/Assignment4/course_materials"
+
+"""Read the RDF file as shown in class"""
+
+from rdflib import Graph, Namespace, Literal
+from rdflib.namespace import RDF, RDFS
+g = Graph()
+g.namespace_manager.bind('ns', Namespace("http://somewhere#"), override=False)
+g.namespace_manager.bind('vcard', Namespace("http://www.w3.org/2001/vcard-rdf/3.0#"), override=False)
+g.parse(github_storage+"/rdf/example5.rdf", format="xml")
+
+"""Create a new class named Researcher"""
+
+ns = Namespace("http://somewhere#")
+g.add((ns.Researcher, RDF.type, RDFS.Class))
+for s, p, o in g:
+  print(s,p,o)
+
+"""**TASK 6.1: Create a new class named "University"**
+
+"""
+
+# TO DO
+g.add((ns.University, RDF.type, RDFS.Class))
+
+# Visualize the results
+for s, p, o in g:
+  print(s,p,o)
+
+"""**TASK 6.2: Add "Researcher" as a subclass of "Person"**"""
+
+# TO DO
+g.add((ns.Researcher, RDFS.subClassOf, ns.Person))
+
+# Visualize the results
+for s, p, o in g:
+  print(s,p,o)
+
+"""**TASK 6.3: Create a new individual of Researcher named "Jane Smithers"**"""
+
+# TO DO
+vcard = Namespace("http://www.w3.org/2001/vcard-rdf/3.0#")
+g.add((ns.JaneSmithers, vcard.FN, Literal("Jane Smithers")))
+g.add((ns.JaneSmithers, RDF.type, ns.Researcher))
+
+# Visualize the results
+for s, p, o in g:
+  print(s,p,o)
+
+"""**TASK 6.4: Add to the individual JaneSmithers the email address, fullName, given and family names. Use the https://schema.org vocabulary**"""
+
+# TO DO
+schema = Namespace("https://schema.org/")
+g.add((schema.JaneSmitehers, vcard.EMAIL, Literal("janesmithers@example.com")))
+g.add((schema.JaneSmitehers, vcard.FN, Literal("Jane Smithers")))
+g.add((schema.JaneSmitehers, vcard.Given, Literal("Jane")))
+g.add((schema.JaneSmitehers, vcard.Family, Literal("Smithers")))
+
+# Visualize the results
+for s, p, o in g:
+    print(s, p, o)
+
+"""**TASK 6.5: Add UPM as the university where John Smith works. Use the "https://example.org/ namespace**"""
+
+# TO DO
+ex = Namespace("http://example.org/")
+upm = ex.UPM
+g.add((upm, RDF.type, ns.University))
+g.add((ns.JohnSmith, ex.worksAt, upm))
+
+# Visualize the results
+for s, p, o in g:
+    print(s, p, o)
+
+"""**Task 6.6: Add that Jown knows Jane using the FOAF vocabulary. Make sure the relationship exists.**"""
+
+# TO DO
+from rdflib import FOAF
+g.add((ns.JohnSmith, FOAF.knows, schema.JaneSmitehers))
+
+# Visualize the results
+for s, p, o in g:
+    print(s, p, o)

Assignment4/fdzdani-190401/task07.py

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+# -*- coding: utf-8 -*-
+"""Task07.ipynb
+
+Automatically generated by Colab.
+
+Original file is located at
+    https://colab.research.google.com/drive/1kruGN2O8GBMzSSEPT_FFaduPyAhCF6Hn
+
+**Task 07: Querying RDF(s)**
+"""
+
+!pip install rdflib
+github_storage = "https://raw.githubusercontent.com/FacultadInformatica-LinkedData/Curso2024-2025/master/Assignment4/course_materials"
+
+"""First let's read the RDF file"""
+
+from rdflib import Graph, Namespace, Literal
+from rdflib.namespace import RDF, RDFS
+g = Graph()
+g.namespace_manager.bind('ns', Namespace("http://somewhere#"), override=False)
+g.namespace_manager.bind('vcard', Namespace("http://www.w3.org/2001/vcard-rdf/3.0#"), override=False)
+g.parse(github_storage+"/rdf/example6.rdf", format="xml")
+for s, p, o in g:
+  print(s,p,o)
+
+"""**TASK 7.1: List all subclasses of "LivingThing" with RDFLib and SPARQL**"""
+
+# TO DO
+from rdflib.plugins.sparql import prepareQuery
+vcard = Namespace("http://www.w3.org/2001/vcard-rdf/3.0#")
+q1 = prepareQuery("""
+PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+PREFIX ns: <http://somewhere#>
+
+SELECT ?subclass
+WHERE {
+  ?subclass rdfs:subClassOf ns:LivingThing .
+}
+""",
+  initNs = { "vcard": vcard}
+)
+
+# Visualize the results
+for r in g.query(q1):
+  print(r)
+
+"""**TASK 7.2: List all individuals of "Person" with RDFLib and SPARQL (remember the subClasses)**
+
+"""
+
+# TO DO
+q2 = prepareQuery("""
+PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+PREFIX ns: <http://somewhere#>
+
+SELECT ?individual
+WHERE {
+  ?individual a ns:Person .
+}
+""",
+  initNs = { "vcard": vcard}
+)
+
+# Visualize the results
+for r in g.query(q2):
+  print(r)
+
+"""**TASK 7.3: List all individuals of just "Person" or "Animal". You do not need to list the individuals of the subclasses of person (in SPARQL only)**
+
+"""
+
+# TO DO
+q3 = prepareQuery("""
+PREFIX ns: <http://somewhere#>
+
+SELECT ?individual1 ?individual2
+WHERE {
+  ?individual1 a ns:Person .
+  ?individual2 a ns:Animal .
+}
+""",
+  initNs = { "vcard": vcard}
+)
+
+# Visualize the results
+for r in g.query(q3):
+  print(r)
+
+"""**TASK 7.4:  List the name of the persons who know Rocky (in SPARQL only)**"""
+
+# TO DO
+from rdflib import FOAF
+q4 = prepareQuery("""
+PREFIX vcard: <http://www.w3.org/2001/vcard-rdf/3.0#>
+PREFIX ns: <http://somewhere#>
+
+SELECT ?person
+WHERE {
+  ?person a ns:Person .
+  ?person foaf:knows ?Rocky .
+}
+""", initNs={"vcard": vcard, "foaf": FOAF})
+
+# Visualize the results
+for r in g.query(q4):
+  print(r)
+
+"""**Task 7.5: List the name of those animals who know at least another animal in the graph (in SPARQL only)**"""
+
+# TO DO
+q5 = prepareQuery("""
+PREFIX vcard: <http://www.w3.org/2001/vcard-rdf/3.0#>
+PREFIX ns: <http://somewhere#>
+
+SELECT ?animal
+WHERE {
+  ?animal a ns:Animal .
+  ?animal foaf:knows ?otherAnimal .
+  ?otherAnimal a ns:Animal .
+}
+""", initNs={"vcard": vcard, "foaf": FOAF})
+
+# Visualize the results
+for r in g.query(q5):
+    print(r)
+
+"""**Task 7.6: List the age of all living things in descending order (in SPARQL only)**"""
+
+# TO DO
+q6 = prepareQuery("""
+PREFIX ns: <http://somewhere#>
+
+SELECT ?living ?age
+WHERE {
+  ?living a ns:LivingThing .
+  ?LivingThing foaf:age ?age .
+}
+ORDER BY DESC(?age)
+""", initNs={"foaf": FOAF})
+
+# Visualize the results
+for r in g.query(q6):
+    print(r)