Question: Which is located in Angola and entered service in 1988?
SQL: SELECT "Name" FROM "2-1499203-2" WHERE "Location" = 'Angola' AND "Entered service" = '1988';

Question: What type entered service in 2000?
SQL: SELECT "Type" FROM "2-1499203-2" WHERE "Entered service" = '2000';

Question: What is the water depth of Sedco 702, located in Nigeria?
SQL: SELECT "Water depth" FROM "2-1499203-2" WHERE "Location" = 'Nigeria' AND "Name" = 'Sedco 702';

Question: Which is located in Nigeria?
SQL: SELECT "Name" FROM "2-1499203-2" WHERE "Location" = 'Nigeria';

Question: Which type entered service in 1976/1997 and is located in Brazil?
SQL: SELECT "Type" FROM "2-1499203-2" WHERE "Location" = 'Brazil' AND "Entered service" = '1976/1997';

Question: Where is Transocean Richardson, a semi entered into service in 1988?
SQL: SELECT "Location" FROM "2-1499203-2" WHERE "Type" = 'semi' AND "Entered service" = '1988' AND "Name" = 'Transocean Richardson';