The code for generating cards for https://wikitrivia.tomjwatson.com.
The repository for the website can be found here.
sudo apt install pbzip2 jq
sudo npm i -g wikibase-dump-filter
cargo run
P31 : instance of P18 : image
P580 : start time P582 : end time P1249 : time of earliest written record P575 : time of discovery or invention P569 : date of birth P570 : date of death P571 : inception P576 : dissolved, abolished or demolished date P577 : publication date P1191 : date of first performance P1319 : earliest date P1326 : latest date P1619 : date of official opening P6949 : announcement date P7124 : date of the first one P7589 : date of assent P8556 : extinction date
Get all items with date claims and keep a simplified version of the item:
pbzip2 -d latest-all.json.bz2 -c | wikibase-dump-filter --claim 'P580|P582|P1249|P575|P570|P571|P576|P577|P1191|P1319|P1326|P1619|P6949|P7124|P7589|P8556' --simplify > processed.json
pbzip2 -d latest-all.json.bz2 -c | wikibase-dump-filter --claim 'P1249|P575|P577' --simplify > processed2.json
Rank them by fetching contentlength header of english wikipedia entry: curl -I https://en.wikipedia.org/wiki/Paris.