What are the birth year and citizenship of singers?
SELECT Birth_Year ,  Citizenship FROM singer
SELECT Birth_Year ,  Citizenship FROM singer
[{'Birth_Year': 1944.0, 'Citizenship': 'France'}, {'Birth_Year': 1948.0, 'Citizenship': 'United States'}, {'Birth_Year': 1949.0, 'Citizenship': 'United States'}, {'Birth_Year': 1942.0, 'Citizenship': 'Chile'}, {'Birth_Year': 1940.0, 'Citizenship': 'United States'}, {'Birth_Year': 1953.0, 'Citizenship': 'Australia'}, {'Birth_Year': 1962.0, 'Citizenship': 'Germany'}, {'Birth_Year': 1961.0, 'Citizenship': 'United States'}]