CREATE TABLE "dos_shells" (
  "name" text,
  "release_date" text,
  "latest_version" text,
  "status_support" text,
  "source_model" text,
  "architecture" text,
  "target_market" text
);

Question: Which of the Latest version was released on Release date 1987-12-09?
SQL: SELECT "latest_version" FROM "dos_shells" WHERE "release_date"='1987-12-09';

Question: Which Source model has a 16-bit* Architecture?
SQL: SELECT "source_model" FROM "dos_shells" WHERE "architecture"='16-bit*';

Question: Which of the Latest version had a 16-bit Architecture and was released on Release date 1985-11-20?
SQL: SELECT "latest_version" FROM "dos_shells" WHERE "architecture"='16-bit' AND "release_date"='1985-11-20';

Question: Which Architecture was released on Release date 1988-05-27?
SQL: SELECT "architecture" FROM "dos_shells" WHERE "release_date"='1988-05-27';

Question: Which Source model has a Release date of 1992-04-06?
SQL: SELECT "source_model" FROM "dos_shells" WHERE "release_date"='1992-04-06';