Question: When did the episode titled "Route 666 (Part 1)" air for the first time?
SQL: SELECT "Original air date" FROM "1-2226817-6" WHERE "Title" = '"Route 666 (Part 1)"';

Question: What's the season number of the episode with series number 84?
SQL: SELECT MIN("No. in season") FROM "1-2226817-6" WHERE "No. in series" = 84.0;

Question: How many season numbers are there for the episodes written by Art Everett?
SQL: SELECT COUNT("No. in season") FROM "1-2226817-6" WHERE "Written by" = 'Art Everett';

Question: How many series numbers do the episodes originally aired on October 28, 1990?
SQL: SELECT COUNT("No. in series") FROM "1-2226817-6" WHERE "Original air date" = 'October 28, 1990';

Question: What' the series number of the episode with season number 13?
SQL: SELECT MIN("No. in series") FROM "1-2226817-6" WHERE "No. in season" = 13.0;