SELECT T1.grant_start_date FROM Grants AS T1 JOIN Documents AS T2 ON T1.grant_id  =  T2.grant_id JOIN Document_Types AS T3 ON T2.document_type_code  =  T3.document_type_code WHERE T3.document_description  =  'Regular' INTERSECT SELECT T1.grant_start_date FROM Grants AS T1 JOIN Documents AS T2 ON T1.grant_id  =  T2.grant_id JOIN Document_Types AS T3 ON T2.document_type_code  =  T3.document_type_code WHERE T3.document_description  =  'Initial Application'
For grants that have descriptions of Regular and Initial Applications, what are their start dates?
SELECT T1.grant_start_date FROM Grants AS T1 JOIN Documents AS T2 ON T1.grant_id = T2.grant_id JOIN Document_Types AS T3 ON T2.document_type_code = T3.document_type_code WHERE T3.document_description = 'Regular ' INTERSECT SELECT T1.grant_start_date FROM Grants AS T1 JOIN Documents AS T2 ON T1.grant_id = T2.grant_id JOIN Document_Types AS T3 ON T2.document_type_code = T3.document_type_code WHERE T3.document_description = 'Initial Application '
select t1 . grant_start_date from grants as t1 join documents as t2 on t1 . grant_id = t2 . grant_id join document_types as t3 on t2 . document_type_code = t3 . document_type_code where t3 . document_description = value intersect select t1 . grant_start_date from grants as t1 join documents as t2 on t1 . grant_id = t2 . grant_id join document_types as t3 on t2 . document_type_code = t3 . document_type_code where t3 . document_description = value
For grants that have descriptions of Regular and Initial Applications , what are their start dates ?