and { only { filter_eq { all_rows ; author ; barbara clegg and marc platt } } ; eq { hop { filter_eq { all_rows ; author ; barbara clegg and marc platt } ; title } ; point of entry } } = true
select the rows whose author record fuzzily matches to barbara clegg and marc platt . there is only one such row in the table . the title record of this unqiue row is point of entry .