Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_1756264_2 (subsidiaries INTEGER, company_name VARCHAR)
### Question:
How many subsidiaries are there of Postermobile Advertising Limited?
### Answer:
SELECT MIN(subsidiaries) FROM table_1756264_2 WHERE company_name = "POSTERMOBILE ADVERTISING LIMITED"