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_1341586_19 (candidates VARCHAR, result VARCHAR)
### Question:
 how many candidates with result being retired to run for u. s. senate republican hold
### Answer:
SELECT COUNT(candidates) FROM table_1341586_19 WHERE result = "Retired to run for U. S. Senate Republican hold"