user: Question: What is the total of all YARDS with 0 SACK and less than 14 P/KO RET?
Columns: ['Year', 'TCKL', 'SACK', 'P/KO RET', 'YARDS']
Types: ['text', 'real', 'real', 'real', 'real']
Sample row: ['1999', 40.0, 2.0, 8.0, 238.0]
SQL:

assistant: SELECT SUM("YARDS") FROM "Table" WHERE "SACK" = 0.0 AND "P/KO RET" < 14.0;