What's the open source of X10 that no neutral wire needed?
CREATE TABLE table_13727 (
    "Protocol" text,
    "Power Line" text,
    "Radio-Frequency" text,
    "Open Source?" text,
    "Needs Neutral Wire?" text
)
SELECT "Open Source?" FROM table_13727 WHERE "Needs Neutral Wire?" = 'no' AND "Protocol" = 'x10'
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: What's the open source of X10 that no neutral wire needed? ### Input: CREATE TABLE table_13727 (
    "Protocol" text,
    "Power Line" text,
    "Radio-Frequency" text,
    "Open Source?" text,
    "Needs Neutral Wire?" text
) ### Response: SELECT "Open Source?" FROM table_13727 WHERE "Needs Neutral Wire?" = 'no' AND "Protocol" = 'x10'