query-1eebd93f1cbe6bb1e0cb91caaba5d10b
Once the problem is solved it can be capitalized in some sort of way.The biggest problem, I guess, is to have to write SPARQL from scratch for common problems which can be more complex than expected. it’s much simpler.|}}ValidAtDate{{For example it can be hard to write in sparql a query « what where the presidents of the world in 1900 » ? By using the recently created template
Use at
- https://query.wikidata.org/sparql
select ?country ?headOfState {
{{ValidAtDate|?country|P31|Q3624078|beginTime=1900}} .
{{ValidAtDate|?country|{{Pid|head of state}}|?headOfState|beginTime=1900}}
}