Which Reason is given when 1103 is the date for Became heir?
CREATE TABLE table_58173 (
    "Heir" text,
    "Status" text,
    "Relationship to Monarch" text,
    "Became heir" text,
    "Reason" text,
    "Ceased to be heir" text,
    "Monarch" text
)
SELECT "Reason" FROM table_58173 WHERE "Became heir" = '1103'
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: Which Reason is given when 1103 is the date for Became heir? ### Input: CREATE TABLE table_58173 (
    "Heir" text,
    "Status" text,
    "Relationship to Monarch" text,
    "Became heir" text,
    "Reason" text,
    "Ceased to be heir" text,
    "Monarch" text
) ### Response: SELECT "Reason" FROM table_58173 WHERE "Became heir" = '1103'