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_68 (silver INTEGER, rank VARCHAR, total VARCHAR)
### Question:
What is the lowest number of silver medals with a rank of 4 and total medals greater than 1?
### Answer:
SELECT MIN(silver) FROM table_name_68 WHERE rank = 4 AND total > 1