Steps to Reproduce:
Following query is incomplete:
https://query.wikidata.org/#SELECT%20%3Fcountry%20%3FcountryLabel%20%0AWHERE%20%7B%0A%20%20%3Fcountry%20wdt%3AP31%20wd%3AQ6256.%0A%20%20SERVICE%20wikibase%3Alabel%20%7B%20bd%3AserviceParam%20wikibase%3Alanguage%20%22%5BAUTO_LANGUAGE%5D%2Cen%22.%20%7D%0A%7D
Expected Results:
The query should return all items which are instance of(wdt:P31) country(wd:Q6256).
Actual Results:
Some items like Germany(wd:Q183), France(wd:Q142), and Iceland(wd:Q189) are not contained in the result, even though they have the requested property.