less { hop { filter_eq { all_rows ; peak ; pietrosul rodnei } ; elevation ( m ) } ; hop { filter_eq { all_rows ; peak ; moldoveanu peak } ; elevation ( m ) } } = true
select the rows whose peak record fuzzily matches to pietrosul rodnei . take the elevation  m  record of this row . select the rows whose peak record fuzzily matches to moldoveanu peak . take the elevation  m  record of this row . the first record is less than the second record .