Support more datatypes

[WolfgangFahl]

The following query fromhttps://www.semantic-mediawiki.org/wiki/Demo:JSON_-_datatype_export_examples

{{#ask:
 [[Has_annotation_uri::+]]
 |?Has_annotation_uri=anu
 |?Has_boolean=boo
 |?Has_code=cod
 |?Has_date=dat
 |?Has email address=ema
 |?Has Wikidata item ID=eid
 |?Has coordinates=geo
 |?Has number=num
 |?Has mlt=mlt
 |?Has example=wpg
 |?Telephone number=tel
 |?Has temperatureExample=tem
 |?Area=qty
 |?SomeProperty=txt
 |?Has Wikidata Reference=ref_rec
 |?Soccer result=rec
 |?Has_URL=uri
 |format=json
 |limit=1
}}

should work