Question: What are the commissioned for Scotts, Greenock and Chieftain?
SQL: SELECT "Commissioned" FROM "1-1206583-2" WHERE "Builder" = 'Scotts, Greenock' AND "Name" = 'Chieftain';

Question: What is the builder launched 30 October 1944?
SQL: SELECT "Builder" FROM "1-1206583-2" WHERE "Launched" = '30 October 1944';