Table: 7th heaven (season 4)
[['series', 'season', 'title', 'directed by', 'written by', 'original air date', 'production code'], ['67', '1', 'the tattle tale heart', 'burt brinckerhoff', 'brenda hampton', 'september 20 , 1999', '3.47'], ['68', '2', 'life is too beautiful', 'tony mordente', 'brenda hampton', 'september 27 , 1999', '3.87'], ['69', '3', 'yak sada', 'bradley gross', 'elizabeth orange', 'october 4 , 1999', '3.88'], ['70', '4', 'come drive with me', 'anson williams', 'ron darian', 'october 11 , 1999', '3.98'], ['71', '5', 'with honors', 'harvey laidman', 'sue tenney', 'october 18 , 1999', '3.74'], ['72', '6', 'just you wait and see', 'paul snider', 'linda ptolemy', 'october 25 , 1999', '3.76'], ['73', '7', 'sin… (part 1)', 'tony mordente', 'catherine lepard', 'november 8 , 1999', '3.20'], ['74', '8', '…and expiation (part 2)', 'tony mordente', 'catherine lepard', 'november 15 , 1999', '3.84'], ['75', '9', 'dirty laundry', 'burt brinckerhoff', 'elaine arata', 'november 22 , 1999', '2.22'], ['76', '10', 'who nose', 'harvey laidman', 'suzanne fitzpatrick', 'november 29 , 1999', '2.98'], ['77', '11', 'forget me not', 'david j plenn', 'sue tenney', 'december 13 , 1999', '2.54'], ['78', '12', 'all by myself', 'kevin inch', 'brenda hampton & sue tenney', 'january 24 , 2000', '3.96'], ['79', '13', 'who do you trust', 'joel j feigenbaum', 'ron darian & brenda hampton', 'january 31 , 2000', '3.83'], ['80', '14', 'words', 'burt brinckerhoff', 'sue tenney', 'february 7 , 2000', '2.54'], ['81', '15', 'loves me , loves me not', 'bradley gross', 'brenda hampton', 'february 14 , 2000', '3.89'], ['82', '16', 'say a little prayer for me', 'harry harris', 'brenda hampton', 'february 21 , 2000', '4.85'], ['83', '17', 'twelve angry people', 'tony mordente', 'carol tenney', 'february 28 , 2000', '3.98'], ['84', '18', 'hoop dreams', 'david j plenn', 'jon bastian', 'april 10 , 2000', '2.80'], ['85', '19', 'talk to me', 'tony mordente', 'elaine arata', 'may 1 , 2000', '3.87'], ['86', '20', 'liar , liar', 'paul snider', 'brenda hampton', 'may 8 , 2000', '3.74'], ['87', '21', 'love stinks (part 1)', 'burt brinckerhoff', 'sue tenney', 'may 15 , 2000', '2.73']]
Statement: there were 11 episode that originally aired in 1999 , while 10 episode originally aired in 2000
Statement: there was 1 more episode that originally aired in 1999 than in 2000
Statement: the most episode originally aired in the year of 1999
Statement: there was 10 different episode with a Series number in the 70
Statement: there were 4 different episode that were Directed By Burt Brinckerhoff