and { only { filter_eq { filter_eq { all_rows ; away team ; melbourne } ; venue ; windy hill } } ; eq { hop { filter_eq { filter_eq { all_rows ; away team ; melbourne } ; venue ; windy hill } ; home team } ; essendon } } = true
select the rows whose away team record fuzzily matches to melbourne . among these rows , select the rows whose venue record fuzzily matches to windy hill . there is only one such row in the table . the home team record of this unqiue row is essendon .