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Code Issues Releases Wiki Activity

Minor changes LOD 01 and 03

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J. Fernando Sánchez
2022-02-15 20:48:49 +01:00
parent 95cd25aef4
commit 66ed4ba258
4 changed files with 112 additions and 74 deletions
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121
lod/03_SPARQL_Writers.ipynb
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@@ -189,8 +189,8 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"Let's start with a simple query. We will get a list of cities and towns in Madrid.\n",
"If we take a look at the DBpedia ontology or the page of any town we already know, we discover that the property that links towns to their community is [`isPartOf`](http://dbpedia.org/ontology/isPartOf), and [the Community of Madrid is also a resource in DBpedia](http://dbpedia.org/resource/Community_of_Madrid)\n",
"Let's start with a simple query. We will get a list of towns and other populated areas within the Community of Madrid.\n",
"If we take a look at the DBpedia ontology, or the page of any town we already know, we discover that the property that links towns to their community is [`subdivision`](http://dbpedia.org/ontology/subdivision), and [the Community of Madrid is also a resource in DBpedia](http://dbpedia.org/resource/Community_of_Madrid)\n",
"\n",
"Since there are potentially many cities to get, we will limit our results to the first 10 results:"
]
@@ -201,11 +201,11 @@
"metadata": {},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"SELECT ?localidad\n",
"WHERE {\n",
" ?localidad <http://dbpedia.org/ontology/isPartOf> <http://dbpedia.org/resource/Community_of_Madrid>\n",
" ?localidad <http://dbpedia.org/ontology/subdivision> <http://dbpedia.org/resource/Community_of_Madrid>\n",
"}\n",
"LIMIT 10"
]
@@ -224,14 +224,14 @@
"metadata": {},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX dbo: <http://dbpedia.org/ontology/>\n",
"PREFIX dbr: <http://dbpedia.org/resource/>\n",
" \n",
"SELECT ?localidad\n",
"WHERE {\n",
" ?localidad dbo:isPartOf dbr:Community_of_Madrid.\n",
" ?localidad dbo:subdivision dbr:Community_of_Madrid.\n",
"}\n",
"LIMIT 10"
]
@@ -272,7 +272,7 @@
"deletable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "eef1c62e2797bd3ef01f2061da6f83c4",
"checksum": "4f753f7c895d2f65fa9fcda462f8adda",
"grade": false,
"grade_id": "cell-7a9509ff3c34127e",
"locked": false,
@@ -282,7 +282,7 @@
},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX dct:<http://purl.org/dc/terms/>\n",
"PREFIX dbc:<http://dbpedia.org/resource/Category:>\n",
@@ -324,7 +324,7 @@
"source": [
"### Using more criteria\n",
"\n",
"We can get more than one property in the same query. Let us modify our query to get the population of the cities as well."
"We can get more than one property in the same query. Let us modify our query to get the total area of the towns we found before."
]
},
{
@@ -333,22 +333,21 @@
"metadata": {},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dbo: <http://dbpedia.org/ontology/>\n",
"PREFIX dbr: <http://dbpedia.org/resource/>\n",
"PREFIX dbp: <http://dbpedia.org/property/>\n",
" \n",
"SELECT ?localidad ?pop ?when\n",
"SELECT ?localidad ?area\n",
"\n",
"WHERE {\n",
" ?localidad dbo:populationTotal ?pop .\n",
" ?localidad dbo:isPartOf dbr:Community_of_Madrid.\n",
" ?localidad dbp:populationAsOf ?when .\n",
" ?localidad dbo:areaTotal ?area .\n",
" ?localidad dbo:subdivision dbr:Community_of_Madrid .\n",
"}\n",
"\n",
"LIMIT 100"
"LIMIT 1000"
]
},
{
@@ -358,8 +357,7 @@
"outputs": [],
"source": [
"assert 'localidad' in solution()['columns']\n",
"assert 'http://dbpedia.org/resource/Parla' in solution()['columns']['localidad']\n",
"assert ('http://dbpedia.org/resource/San_Sebastián_de_los_Reyes', '75912', '2009') in solution()['tuples']"
"assert ('http://dbpedia.org/resource/Lozoya', '5.794e+07') in solution()['tuples']"
]
},
{
@@ -378,7 +376,7 @@
"deletable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "9d4193612dea95da2d91762b638ad5e6",
"checksum": "2ebdc8d3f3420bb961e2c8c77d027c3b",
"grade": false,
"grade_id": "cell-83dcaae0d09657b5",
"locked": false,
@@ -388,7 +386,7 @@
},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs:<http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dct:<http://purl.org/dc/terms/>\n",
@@ -399,7 +397,7 @@
"WHERE {\n",
"# YOUR ANSWER HERE\n",
"}\n",
"LIMIT 10"
"LIMIT 100"
]
},
{
@@ -410,7 +408,7 @@
"editable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "86115c2a8982ad12b7250cf4341ae9c3",
"checksum": "b6bcf798e1d8784ecfe11ccb3d621bdd",
"grade": true,
"grade_id": "cell-8afd28aada7a896c",
"locked": true,
@@ -422,8 +420,8 @@
"outputs": [],
"source": [
"assert 'escritor' in solution()['columns']\n",
"assert 'http://dbpedia.org/resource/Eduardo_Mendoza_Garriga' in solution()['columns']['escritor']\n",
"assert ('http://dbpedia.org/resource/Eduardo_Mendoza_Garriga', 'Eduardo Mendoza') in solution()['tuples']"
"assert 'http://dbpedia.org/resource/Luis_Coloma' in solution()['columns']['escritor']\n",
"assert ('http://dbpedia.org/resource/Luis_Coloma', 'Luis Coloma') in solution()['tuples']"
]
},
{
@@ -444,7 +442,7 @@
"\n",
"We can also decide the order in which our results are shown.\n",
"\n",
"For instance, this is how we could use filtering to get only large cities in our example, ordered by population:"
"For instance, this is how we could use filtering to get only large areas in our example, in descending order:"
]
},
{
@@ -453,19 +451,18 @@
"metadata": {},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dbo: <http://dbpedia.org/ontology/>\n",
"PREFIX dbr: <http://dbpedia.org/resource/>\n",
" \n",
"SELECT ?localidad ?pop ?when\n",
"SELECT ?localidad ?area\n",
"\n",
"WHERE {\n",
" ?localidad dbo:populationTotal ?pop .\n",
" ?localidad dbo:isPartOf dbr:Community_of_Madrid.\n",
" ?localidad dbp:populationAsOf ?when .\n",
" FILTER(?pop > 100000)\n",
" ?localidad dbo:areaTotal ?area .\n",
" ?localidad dbo:type dbr:Municipalities_of_Spain .\n",
" FILTER(?area > 100000)\n",
"}\n",
"ORDER BY ?pop\n",
"LIMIT 100"
@@ -486,7 +483,7 @@
"editable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "a38cb1aea7b1f01f6b37c088384e0a3d",
"checksum": "9485c62a83314be3c6e0c2ce0ab1ff2e",
"grade": true,
"grade_id": "cell-cb7b8283568cd349",
"locked": true,
@@ -498,10 +495,9 @@
"outputs": [],
"source": [
"# We still have the biggest city\n",
"assert ('http://dbpedia.org/resource/Madrid', '3141991', '2014') in solution()['tuples']\n",
"assert ('http://dbpedia.org/resource/Orcasur', '14264', '2020') in solution()['tuples']\n",
"# But the smaller ones are gone\n",
"assert 'http://dbpedia.org/resource/Tres_Cantos' not in solution()['columns']['localidad']\n",
"assert 'http://dbpedia.org/resource/San_Sebastián_de_los_Reyes' not in solution()['columns']['localidad']"
"assert 'http://dbpedia.org/resource/El_Cañaveral' not in solution()['columns']['localidad']"
]
},
{
@@ -518,7 +514,7 @@
"deletable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "b6aaac8ab30d52a042c1efefbbff7550",
"checksum": "0545d89afc6fbb3001240d50c74dce77",
"grade": false,
"grade_id": "cell-ff3d611cb0304b01",
"locked": false,
@@ -528,7 +524,7 @@
},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dct:<http://purl.org/dc/terms/>\n",
@@ -647,7 +643,7 @@
"deletable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "f4170cbbf042644e394d1eb9acf12ce3",
"checksum": "e8dcfee69cc653b9e09c2b6ba2e2fa97",
"grade": false,
"grade_id": "cell-254a18dd973e82ed",
"locked": false,
@@ -657,7 +653,7 @@
},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dct:<http://purl.org/dc/terms/>\n",
@@ -670,7 +666,7 @@
"# YOUR ANSWER HERE\n",
"}\n",
"# YOUR ANSWER HERE\n",
"LIMIT 200"
"LIMIT 2000"
]
},
{
@@ -681,7 +677,7 @@
"editable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "29c6362adbdb5606e158f696594e1052",
"checksum": "5c01a467c0e3f3fa8c13dc7648696858",
"grade": true,
"grade_id": "cell-4d6a64dde67f0e11",
"locked": true,
@@ -692,8 +688,8 @@
},
"outputs": [],
"source": [
"assert 'Wenceslao Fernández Flórez' in solution()['columns']['nombre']\n",
"assert '1879-2-11' in solution()['columns']['fechaNac']\n",
"assert 'Carmen Laforet' in solution()['columns']['nombre']\n",
"# assert '1879-2-11' in solution()['columns']['fechaNac']\n",
"assert '' in solution()['columns']['fechaNac'] # Not all birthdates are defined\n",
"assert '' in solution()['columns']['fechaDef'] # Some deathdates are not defined"
]
@@ -733,7 +729,7 @@
"deletable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "f3c11121eb0d1328d2f5da3580f8d648",
"checksum": "2508e2f85ece2e717aa1348db290e449",
"grade": false,
"grade_id": "cell-474b1a72dec6827c",
"locked": false,
@@ -743,7 +739,7 @@
},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://live.dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dct:<http://purl.org/dc/terms/>\n",
@@ -804,7 +800,7 @@
"deletable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "ed34857649c9a6926eb0a3a0e1d8198d",
"checksum": "2e608b808ceceb2c8515f892a6b98d06",
"grade": false,
"grade_id": "cell-ceefd3c8fbd39d79",
"locked": false,
@@ -814,7 +810,7 @@
},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dct:<http://purl.org/dc/terms/>\n",
@@ -887,7 +883,7 @@
"deletable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "34163ddb0400cd8ddd2c2e2cdf29c20b",
"checksum": "3d647ccd0f3e861b843af0ec4a33098b",
"grade": false,
"grade_id": "cell-2a39adc71d26ae73",
"locked": false,
@@ -897,7 +893,7 @@
},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dct:<http://purl.org/dc/terms/>\n",
@@ -968,7 +964,7 @@
"deletable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "25c8edcee216d536aac98fc9aa2b6422",
"checksum": "f067a70a247b62d7eb5cc526efdc53c4",
"grade": false,
"grade_id": "cell-d175e41da57c889b",
"locked": false,
@@ -978,7 +974,7 @@
},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dct:<http://purl.org/dc/terms/>\n",
@@ -1042,7 +1038,7 @@
"deletable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "c1f22b82c4d0bd4102a6c38f7f933dc6",
"checksum": "5b9d1561a5c9786c5a803b9aaa259441",
"grade": false,
"grade_id": "cell-e4b99af9ef91ff6f",
"locked": false,
@@ -1052,7 +1048,7 @@
},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dct:<http://purl.org/dc/terms/>\n",
@@ -1289,7 +1285,7 @@
"deletable": false,
"nbgrader": {
"cell_type": "code",
"checksum": "cd7ce9212f587afe311c7631b3908de2",
"checksum": "f8cca6da3b6830a5474eac28c3c8ebde",
"grade": false,
"grade_id": "cell-e35414e191c5bf16",
"locked": false,
@@ -1299,7 +1295,7 @@
},
"outputs": [],
"source": [
"%%sparql http://dbpedia.org/sparql\n",
"%%sparql https://dbpedia.org/sparql\n",
"\n",
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n",
"PREFIX dct:<http://purl.org/dc/terms/>\n",
@@ -1395,7 +1391,7 @@
],
"metadata": {
"kernelspec": {
"display_name": "Python 3",
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
@@ -1409,7 +1405,20 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.8.1"
"version": "3.8.10"
},
"toc": {
"base_numbering": 1,
"nav_menu": {},
"number_sections": true,
"sideBar": true,
"skip_h1_title": false,
"title_cell": "Table of Contents",
"title_sidebar": "Contents",
"toc_cell": false,
"toc_position": {},
"toc_section_display": true,
"toc_window_display": false
}
},
"nbformat": 4,