and { only { filter_eq { all_rows ; ceased to be duchess ; husband 's execution } } ; eq { hop { filter_eq { all_rows ; ceased to be duchess ; husband 's execution } ; name } ; louise marie adélaïde de bourbon } } = true
select the rows whose ceased to be duchess record fuzzily matches to husband s execution . there is only one such row in the table . the name record of this unqiue row is louise marie adélaïde de bourbon .