Truly Tabular RDF

Naive SPARQL Query

1. Start with a wikidata item your are intested in e.g. International Semantic Web Conference 2022
2. use the instance of property to find similar items of the same class academic conference

   # Academic conference wikidata query
   # WF 2021-01-30
   PREFIX wd: <http://www.wikidata.org/entity/>
   PREFIX wdt: <http://www.wikidata.org/prop/direct/>
   PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
   SELECT ?conference ?conferenceLabel 
   WHERE
   {
     #  academic conference series (Q2020153)
     ?conference wdt:P31 wd:Q2020153.
     # label
     ?conference rdfs:label ?conferenceLabel filter (lang(?conferenceLabel) = "en").
   }
   

   try it!

How tabular are the Academic Conference entries in wikidata?

property	total	f1	total%	non tabular	non tabular%	f2	f3	f14	f4	f7	f5	f9
∑	7518
country	7077	7077	94.1	0	0
part of the series	7139	7120	95	19	0.3	15	4
VIAF ID	2096	2092	27.9	4	0.2	3	1
GND ID	3049	3043	40.6	6	0.2	4	2
location	7209	7180	95.9	29	0.4	24	4	1
start time	6916	6914	92	2	0	2
end time	6912	6909	91.9	3	0	3
official website	596	586	7.9	10	1.7	9	1
main subject	1882	1722	25	160	8.5	131	23		2	2	1	1
described at URL	6512	6510	86.6	2	0	1	1
title	6718	6700	89.4	18	0.3	10	8
short name	6750	6741	89.8	9	0.1	9
language used	87	84	1.2	3	3.4	3
is proceedings from	921	901	12.3	20	2.2	16	3		1
WikiCFP event ID	98	98	1.3	0	0