eq { diff { hop { filter_eq { all_rows ; title ; capybara } ; originalairdate } ; hop { filter_eq { all_rows ; title ; the sleep of babies } ; originalairdate } } ; -7 days } = true
select the rows whose title record fuzzily matches to capybara . take the originalairdate record of this row . select the rows whose title record fuzzily matches to the sleep of babies . take the originalairdate record of this row . the second record is 7 days larger than the first record .