eq { diff { hop { filter_eq { all_rows ; incumbent ; clifton a woodrum } ; first elected } ; hop { filter_eq { all_rows ; incumbent ; joseph whitehead } ; first elected } } ; -2 years } = true
select the rows whose incumbent record fuzzily matches to clifton a woodrum . take the first elected record of this row . select the rows whose incumbent record fuzzily matches to joseph whitehead . take the first elected record of this row . the second record is 2 years larger than the first record .