user: Question: Name the sum of pick for Philippines and Erwin Velez
Columns: ['Pick', 'Player', 'Country of Origin*', 'PBA team', 'College']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Paolo Mendoza', 'Philippines', 'Sta. Lucia Realtors', 'UP-Diliman']
SQL:

assistant: SELECT SUM("Pick") FROM "Table" WHERE "Country of Origin*" = 'Philippines' AND "Player" = 'Erwin Velez';