How many cores does the processor with a release price of $426 have?
CREATE TABLE table_63211 (
    "Model number" text,
    "sSpec number" text,
    "Cores" text,
    "Frequency" text,
    "Turbo" text,
    "L2 cache" text,
    "L3 cache" text,
    "GPU model" text,
    "GPU frequency" text,
    "Socket" text,
    "I/O bus" text,
    "Release date" text,
    "Part number(s)" text,
    "Release price ( USD )" text
)
SELECT "Cores" FROM table_63211 WHERE "Release price ( USD )" = '$426'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: How many cores does the processor with a release price of $426 have? ### Input: CREATE TABLE table_63211 (
    "Model number" text,
    "sSpec number" text,
    "Cores" text,
    "Frequency" text,
    "Turbo" text,
    "L2 cache" text,
    "L3 cache" text,
    "GPU model" text,
    "GPU frequency" text,
    "Socket" text,
    "I/O bus" text,
    "Release date" text,
    "Part number(s)" text,
    "Release price ( USD )" text
) ### Response: SELECT "Cores" FROM table_63211 WHERE "Release price ( USD )" = '$426'