how long has sacred heart basilica been established ?
CREATE TABLE table_203_387 (
    id number,
    "parish est" number,
    "church" text,
    "city" text,
    "current bldg begun" number,
    "weekly collections" text,
    "notes" number
)
SELECT present_ref - "parish est" FROM table_203_387 WHERE "church" = 'sacred heart basilica'
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 long has sacred heart basilica been established ? ### Input: CREATE TABLE table_203_387 (
    id number,
    "parish est" number,
    "church" text,
    "city" text,
    "current bldg begun" number,
    "weekly collections" text,
    "notes" number
) ### Response: SELECT present_ref - "parish est" FROM table_203_387 WHERE "church" = 'sacred heart basilica'