and { only { filter_eq { filter_eq { all_rows ; class ; lmp900 } ; co - drivers ; jan magnussen marco werner } } ; eq { hop { filter_eq { filter_eq { all_rows ; class ; lmp900 } ; co - drivers ; jan magnussen marco werner } ; year } ; 2003 } } = true
select the rows whose class record fuzzily matches to lmp900 . among these rows , select the rows whose co  drivers record fuzzily matches to jan magnussen marco werner . there is only one such row in the table . the year record of this unqiue row is 2003 .