Question: What platform is nds4droid on for the Nintendo DS?
SQL: SELECT "Platform" FROM "2-11561548-14" WHERE "System" = 'Nintendo DS' AND "Name" = 'nds4droid';

Question: Who has a license of Proprietary (available on inquiry)?
SQL: SELECT "Name" FROM "2-11561548-14" WHERE "License" = 'Proprietary (available on inquiry)';

Question: What platform is nds4droid on for the Nintendo DS with a license of GPL v2?
SQL: SELECT "Platform" FROM "2-11561548-14" WHERE "System" = 'Nintendo DS' AND "License" = 'GPL v2' AND "Name" = 'nds4droid';

Question: What system has a current version of 1.4e?
SQL: SELECT "System" FROM "2-11561548-14" WHERE "Current version" = '1.4e';

Question: Who has a licence of GPL v2 and a current version of 0.9.9?
SQL: SELECT "Name" FROM "2-11561548-14" WHERE "License" = 'GPL v2' AND "Current version" = '0.9.9';