Re: [Wikidata-l] Questions about statement qualifiers

2013-11-05 Thread Denny Vrandečić
Hello Antoine, just to add to what was already said: a Qualifier in Wikidata is not a statement about a statement. In RDF semantics, the pattern that we follow is not the reification of the triple and then to make triples with the reified triple as a subject, as per

Re: [Wikidata-l] Questions about statement qualifiers

2013-11-05 Thread Antoine Isaac
Hi Antoine, all, I was also a bit puzzled by this. If you want more discussion I there is stuff on Gerard's blog [1,2]. After some patient explanations of the kind on this list, I think I understood what qualifiers are about. Still I disagree with a part of what Markus said. Trying to

Re: [Wikidata-l] Questions about statement qualifiers

2013-11-04 Thread Lydia Pintscher
Hi Antoine, On Thu, Oct 31, 2013 at 11:39 AM, Antoine Zimmermann antoine.zimmerm...@emse.fr wrote: Hello, I have a few questions about how statement qualifiers should be used. First, my understanding of qualifiers is that they define statements about statements. So, if I have the

Re: [Wikidata-l] Questions about statement qualifiers

2013-11-04 Thread Markus Krötzsch
Hi Antoine, The main answer to your questions is that the data model of Wikidata defines a *data structure* not the *informal meaning* that this data structure has in an application context (that is: what we, humans, want to say when we enter it). I try to explain this a bit better below.

[Wikidata-l] Questions about statement qualifiers

2013-10-31 Thread Antoine Zimmermann
Hello, I have a few questions about how statement qualifiers should be used. First, my understanding of qualifiers is that they define statements about statements. So, if I have the statement: Q17(Japan) P6(head of government) Q132345(Shinzō Abe) with the qualifier: P39(office held)

Re: [Wikidata-l] Questions about statement qualifiers

2013-10-31 Thread Gerard Meijssen
Hoi, The head of state is defined on the state involved.. the head of state is ... the prime minister of Japan. When Mr Abe is the current prime minister, you add office held Prime minister of Japan on his item and you can embelish it with the start date, the predecessor. For previous prime