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134 changes: 134 additions & 0 deletions Assignment4/Assignment4_Hugo_Ahumada_24C065/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/1-A2A9UGS_K_kuqlVuSYIfKp-iMwVHCUS
**Task 06: Modifying RDF(s)**
"""

#!pip install rdflib
import urllib.request
url = 'https://raw.githubusercontent.com/FacultadInformatica-LinkedData/Curso2025-2026/refs/heads/master/Assignment4/course_materials/python/validation.py'
urllib.request.urlretrieve(url, 'validation.py')
github_storage = "https://raw.githubusercontent.com/FacultadInformatica-LinkedData/Curso2025-2026/master/Assignment4/course_materials"

"""Import RDFLib main methods"""

from rdflib import Graph, Namespace, Literal, XSD
from rdflib.namespace import RDF, RDFS
from validation import Report
g = Graph()
g.namespace_manager.bind('ns', Namespace("http://somewhere#"), override=False)
r = Report()

"""Create a new class named Researcher"""

ns = Namespace("http://mydomain.org#")
g.add((ns.Researcher, RDF.type, RDFS.Class))
for s, p, o in g:
print(s, p, o)

"""**Task 6.0: Create new prefixes for "ontology" and "person" as shown in slide 14 of the Slidedeck 01a.RDF(s)-SPARQL shown in class.**"""

ontology = Namespace("http://oeg.fi.upm.es/def/ontology#")
person = Namespace("http://oeg.fi.upm.es/def/people#")

g.namespace_manager.bind('ontology', ontology)
g.namespace_manager.bind('person', person)

"""**TASK 6.1: Reproduce the taxonomy of classes shown in slide 34 in class (all the classes under "Vocabulario", Slidedeck: 01a.RDF(s)-SPARQL). Add labels for each of them as they are in the diagram (exactly) with no language tags. Remember adding the correct datatype (xsd:String) when appropriate**"""

g.add((person.Person, RDF.type, RDFS.Class))
g.add((person.Person, RDFS.label, Literal("Person", datatype=XSD.string)))
g.add((person.Professor, RDF.type, RDFS.Class))
g.add((person.Professor, RDFS.label, Literal("Professor", datatype=XSD.string)))
g.add((person.AssociateProfessor, RDF.type, RDFS.Class))
g.add((person.AssociateProfessor, RDFS.label, Literal("AssociateProfessor", datatype=XSD.string)))
g.add((person.InterimAssociateProfessor, RDF.type, RDFS.Class))
g.add((person.InterimAssociateProfessor, RDFS.label, Literal("InterimAssociateProfessor", datatype=XSD.string)))
g.add((person.FullProfessor, RDF.type, RDFS.Class))
g.add((person.FullProfessor, RDFS.label, Literal("FullProfessor", datatype=XSD.string)))

g.add((person.Professor, RDFS.subClassOf, person.Person))
g.add((person.FullProfessor, RDFS.subClassOf, person.Professor))
g.add((person.AssociateProfessor, RDFS.subClassOf, person.Professor))
g.add((person.InterimAssociateProfessor, RDFS.subClassOf, person.AssociateProfessor))

for s, p, o in g:
print(s, p, o)

# Validation. Do not remove
r.validate_task_06_01(g)

"""**TASK 6.2: Add the 3 properties shown in slide 36. Add labels for each of them (exactly as they are in the slide, with no language tags), and their corresponding domains and ranges using RDFS. Remember adding the correct datatype (xsd:String) when appropriate. If a property has no range, make it a literal (string)**"""

g.add((person.hasName, RDF.type, RDF.Property))
g.add((person.hasName, RDFS.label, Literal("hasName", datatype=XSD.string)))
g.add((person.hasName, RDFS.domain, person.Person))
g.add((person.hasName, RDFS.range, RDFS.Literal))

g.add((person.hasColleague, RDF.type, RDF.Property))
g.add((person.hasColleague, RDFS.label, Literal("hasColleague", datatype=XSD.string)))
g.add((person.hasColleague, RDFS.domain, person.Person))
g.add((person.hasColleague, RDFS.range, person.Person))

g.add((person.hasHomePage, RDF.type, RDF.Property))
g.add((person.hasHomePage, RDFS.label, Literal("hasHomePage", datatype=XSD.string)))
g.add((person.hasHomePage, RDFS.domain, person.FullProfessor))
g.add((person.hasHomePage, RDFS.range, RDFS.Literal))

for s, p, o in g:
print(s, p, o)

# Validation. Do not remove
r.validate_task_06_02(g)

"""**TASK 6.3: Create the individuals shown in slide 36 under "Datos". Link them with the same relationships shown in the diagram."**"""

data = Namespace("http://oeg.fi.upm.es/resource/person/")

g.add((data.Raul, RDF.type, person.InterimAssociateProfessor))
g.add((data.Raul, RDFS.label, Literal("Raul", datatype=XSD.string)))

g.add((data.Asun, RDF.type, person.FullProfessor))
g.add((data.Asun, RDFS.label, Literal("Asun", datatype=XSD.string)))
g.add((data.Asun, person.hasHomePage, Literal("http://www.oeg-upm.net/")))
g.add((data.Asun, person.hasColleague, data.Raul))

g.add((data.Oscar, RDF.type, person.AssociateProfessor))
g.add((data.Oscar, RDFS.label, Literal("Oscar", datatype=XSD.string)))
g.add((data.Oscar, person.hasName, Literal("Óscar Corcho García")))
g.add((data.Oscar, person.hasColleague, data.Asun))

for s, p, o in g:
print(s, p, o)

# Validation. Do not remove
r.validate_task_06_03(g)

"""**TASK 6.4: Add to the individual person:Oscar the email address, given and family names. Use the properties already included in example 4 to describe Jane and John (https://raw.githubusercontent.com/FacultadInformatica-LinkedData/Curso2025-2026/master/Assignment4/course_materials/rdf/example4.rdf). Do not import the namespaces, add them manually**"""

vcard = Namespace("http://www.w3.org/2001/vcard-rdf/3.0/")
foaf = Namespace("http://xmlns.com/foaf/0.1/")

g.add((vcard.Family, RDF.type, RDF.Property))
g.add((vcard.Family, RDFS.range, XSD.string))

g.add((vcard.Given, RDF.type, RDF.Property))
g.add((vcard.Given, RDFS.range, XSD.string))

g.add((foaf.email, RDF.type, RDFS.Datatype))
g.add((foaf.eamil, RDFS.range, XSD.string))

g.add((data.Oscar, vcard.Family, Literal("Corcho García")))
g.add((data.Oscar, vcard.Given, Literal("Oscar")))
g.add((data.Oscar, foaf.email, Literal("ocorcho@fi.upm.es")))

for s, p, o in g:
print(s, p, o)

# Validation. Do not remove
r.validate_task_06_04(g)
r.save_report("_Task_06")
144 changes: 144 additions & 0 deletions Assignment4/Assignment4_Hugo_Ahumada_24C065/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/1WvahZ47PW7sFgOIoi2g_QMxoShOmyEcN

**Task 07: Querying RDF(s)**
"""

#!pip install rdflib
import urllib.request
url = 'https://raw.githubusercontent.com/FacultadInformatica-LinkedData/Curso2025-2026/refs/heads/master/Assignment4/course_materials/python/validation.py'
urllib.request.urlretrieve(url, 'validation.py')
github_storage = "https://raw.githubusercontent.com/FacultadInformatica-LinkedData/Curso2025-2026/master/Assignment4/course_materials"

from validation import Report

"""First let's read the RDF file"""

from rdflib import Graph, Namespace, Literal
from rdflib.namespace import RDF, RDFS

# Do not change the name of the variables
g = Graph()
g.namespace_manager.bind('ns', Namespace("http://somewhere#"), override=False)
g.parse(github_storage+"/rdf/data06.ttl", format="TTL")
report = Report()

"""TASK 7.1a: For all classes, list each classURI. If the class belongs to another class, then list its superclass.
Do the exercise in RDFLib returning a list of Tuples: (class, superclass) called "result".
If a class does not have a super class, then return None as the superclass.
"""

result = []
for s in g.subjects(RDF.type, RDFS.Class):
superclass = None
for o in g.objects(s, RDFS.subClassOf):
superclass = o
result.append((s, superclass))

for r in result:
print(r)

## Validation: Do not remove
report.validate_07_1a(result)

"""TASK 7.1b: Repeat the same exercise in SPARQL, returning the variables ?c (class) and ?sc (superclass)"""

query = """
SELECT ?c ?sc WHERE {
?c a rdfs:Class .
OPTIONAL { ?c rdfs:subClassOf ?sc. }
}
"""

for r in g.query(query):
print(r.c, r.sc)

## Validation: Do not remove
report.validate_07_1b(query, g)

"""TASK 7.2a: List all individuals of "Person" with RDFLib (remember the subClasses).
Return the individual URIs in a list called "individuals".
"""

ns = Namespace("http://oeg.fi.upm.es/def/people#")

# variable to return
individuals = []

# Find subclasses recursively
person_classes = set([ns.Person])
def get_subclasses(cls):
for subclass in g.subjects(RDFS.subClassOf, cls):
if subclass not in person_classes:
person_classes.add(subclass)
get_subclasses(subclass)

get_subclasses(ns.Person)

# Find individuals of those classes
for cls in person_classes:
for ind in g.subjects(RDF.type, cls):
individuals.append(ind)

for i in individuals:
print(i)

## Validation: Do not remove
report.validate_07_02a(individuals)

"""TASK 7.2b: Repeat the same exercise in SPARQL, returning the individual URIs in a variable ?ind"""

query = """
SELECT ?ind WHERE {
?ind a ?type .
?type rdfs:subClassOf* <http://oeg.fi.upm.es/def/people#Person> .
}
"""

for r in g.query(query):
print(r.ind)

## Validation: Do not remove
report.validate_07_02b(g, query)

"""TASK 7.3: List the name and type of those who know Rocky (in SPARQL only).
Use name and type as variables in the query.
"""

query = """
SELECT ?name ?type WHERE {
?name <http://oeg.fi.upm.es/def/people#knows> <http://oeg.fi.upm.es/def/people#Rocky> .
?name a ?type .
}
"""

for r in g.query(query):
print(r.name, r.type)

## Validation: Do not remove
report.validate_07_03(g, query)

"""Task 7.4: List the name of those entities who have a colleague with a dog, or that have a colleague who has a colleague who has a dog (in SPARQL).
Return the results in a variable called name.
"""

query = """SELECT ?name WHERE {
?p <http://oeg.fi.upm.es/def/people#ownsPet> ?m.
{ ?name <http://oeg.fi.upm.es/def/people#hasColleague> ?p }
UNION
{ ?p2 <http://oeg.fi.upm.es/def/people#hasColleague> ?p.
?name <http://oeg.fi.upm.es/def/people#hasColleague> ?p2. }
}
"""

for r in g.query(query):
print(r.name)

## Validation: Do not remove
report.validate_07_04(g, query)
report.save_report("_Task_07")
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