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_name_89 (polling_firm VARCHAR, green VARCHAR, date_of_polling VARCHAR)
### Question:
What june 21–22, 2011 polling has green smaller than 13?
### Answer:
SELECT polling_firm FROM table_name_89 WHERE green < 13 AND date_of_polling = "june 21–22, 2011"