CREATE TABLE "6901_7000" (
  "ngc_number" real,
  "object_type" text,
  "constellation" text,
  "right_ascension_j2000" text,
  "declination_j2000" text
);

Question: What Object Type has a °03′32″ Declination (J2000)?
SQL: SELECT "object_type" FROM "6901_7000" WHERE "declination_j2000"='°03′32″';

Question: What Constellation has a 20h56m40s Right Ascension (J2000)?
SQL: SELECT "constellation" FROM "6901_7000" 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 "6901_7000" WHERE "ngc_number"<6995 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 "6901_7000" WHERE "ngc_number">6995 AND "right_ascension_j2000"='21h01m37.7s';