eq { diff { hop { filter_eq { all_rows ; bsu head coach ; bus conner } ; year } ; hop { filter_eq { all_rows ; bsu head coach ; greg graham } ; year } } ; -32 years } = true
select the rows whose bsu head coach record fuzzily matches to bus conner . take the year record of this row . select the rows whose bsu head coach record fuzzily matches to greg graham . take the year record of this row . the second record is 32 years larger than the first record .