You can search by any or all of the following in any combination: YEAR, SET, FIRST NAME, LAST NAME, TEAM. When you choose AND, search will return records which contain all words. For example, if you search by FIRST NAME 'Joe' and LAST NAME 'DiMaggio', search returns records containing both words ( i.e. Joe DiMaggio). If you chose OR, search will return Joe DiMaggio, Dom DiMaggio, Joe Jackson, etc.