less { hop { filter_eq { all_rows ; event ; 2010 vancouver } ; individual } ; hop { filter_eq { all_rows ; event ; 1998 nagano - nozawa } ; individual } } = true
select the rows whose event record fuzzily matches to 2010 vancouver . take the individual record of this row . select the rows whose event record fuzzily matches to 1998 nagano  nozawa . take the individual record of this row . the first record is less than the second record .