user: Question: What is the total of Caps when player born 13 December 1977?
Columns: ['Player', 'Position', 'Date of Birth (Age)', 'Caps', 'Club/province']
Types: ['text', 'text', 'text', 'real', 'text']
Sample row: ['Rory Best', 'Hooker', '15 August 1982', 17.0, 'Ulster']
SQL:

assistant: SELECT SUM("Caps") FROM "Table" WHERE "Date of Birth (Age)" = '13 December 1977';