Question: What spacecraft had an EVA that ended at 17:28?
SQL: SELECT "Spacecraft" FROM "2-17621896-3" WHERE "End Time" = '17:28';

Question: What crew's EVA started on 20 February 20:09?
SQL: SELECT "Crew" FROM "2-17621896-3" WHERE "Start Date/Time" = '20 February 20:09';

Question: The EVA that started on 8 July 12:38 went for how long?
SQL: SELECT "Duration" FROM "2-17621896-3" WHERE "Start Date/Time" = '8 July 12:38';

Question: The EVA that started 8 July 12:38 was from what spacecraft?
SQL: SELECT "Spacecraft" FROM "2-17621896-3" WHERE "Start Date/Time" = '8 July 12:38';