Question: What Object Type has a °03′32″ Declination (J2000)?
SQL: SELECT "Object type" FROM "2-11051842-10" WHERE "Declination ( J2000 )" = '°03′32″';

Question: What Constellation has a 20h56m40s Right Ascension (J2000)?
SQL: SELECT "Constellation" FROM "2-11051842-10" WHERE "Right ascension ( J2000 )" = '20h56m40s';

Question: What is the Right Ascension with a Diffuse nebula Object Type has a °42′30″ Declination and a NGC less than 6995?
SQL: SELECT "Right ascension ( J2000 )" FROM "2-11051842-10" WHERE "NGC number" < 6995.0 AND "Object type" = 'Diffuse nebula' AND "Declination ( J2000 )" = '°42′30″';

Question: What Object Type has a 21h01m37.7s Right Ascension (J2000) and 6995 or greater NGC?
SQL: SELECT "Object type" FROM "2-11051842-10" WHERE "NGC number" > 6995.0 AND "Right ascension ( J2000 )" = '21h01m37.7s';