Task: Code to Text
Input (English): and { only { filter_eq { all_rows ; deaths ; none } } ; eq { hop { filter_eq { all_rows ; deaths ; none } ; year } ; 1864 } } = true
Output (English): select the rows whose deaths record fuzzily matches to none . there is only one such row in the table . the year record of this unqiue row is 1864 .