Table: yankee_submarines
Columns: col
project
shipyard
laid_down
launched
commissioned
status

Question: which vessel area was called for on november 30, 1970
SQL: SELECT "shipyard" FROM yankee_submarines WHERE "commissioned" = 'November 30, 1970'

Question: what project was initially started before september 20, 1968
SQL: SELECT "commissioned" FROM yankee_submarines WHERE "launched" = 'September 20, 1968'

Question: when was the first start date that actually began on august 6, 1969
SQL: SELECT "launched" FROM yankee_submarines WHERE "commissioned" = 'August 6, 1969'

Question: where is the boat area that began on november 30, 1970
SQL: SELECT "shipyard" FROM yankee_submarines WHERE "commissioned" = 'November 30, 1970'