instruction: People asked with angular tags from PZN/WRO.
response: SELECT * FROM Users WHERE Id IN (SELECT OwnerUserId FROM Posts WHERE Id IN (SELECT PostId FROM PostTags WHERE TagId IN (SELECT Id FROM Tags WHERE TagName LIKE 'angular%'))) AND (Location LIKE '%Pozna%' OR Location LIKE '%Wroclaw%' OR Location LIKE '%Wroc aw%')