and { only { filter_eq { all_rows ; primary conference when joining the msfa ; whac } } ; eq { hop { filter_eq { all_rows ; primary conference when joining the msfa ; whac } ; institution } ; trine university } } = true
select the rows whose primary conference when joining the msfa record fuzzily matches to whac . there is only one such row in the table . the institution record of this unqiue row is trine university .