What is the lowest ERP W of w223bp?
CREATE TABLE table_75558 (
    "Call sign" text,
    "Frequency MHz" real,
    "City of license" text,
    "ERP W" real,
    "Height m ( ft )" text,
    "FCC info" text
)
SELECT MIN("ERP W") FROM table_75558 WHERE "Call sign" = 'w223bp'
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 is the lowest ERP W of w223bp? ### Input: CREATE TABLE table_75558 (
    "Call sign" text,
    "Frequency MHz" real,
    "City of license" text,
    "ERP W" real,
    "Height m ( ft )" text,
    "FCC info" text
) ### Response: SELECT MIN("ERP W") FROM table_75558 WHERE "Call sign" = 'w223bp'