What is the largest n value for 55.6% r1b1c4 (r-v69)?
CREATE TABLE table_21481509_4 (n INTEGER, r1b1c4__r_v69_ VARCHAR)
SELECT MAX(n) FROM table_21481509_4 WHERE r1b1c4__r_v69_ = "55.6%"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_21481509_4 (n INTEGER, r1b1c4__r_v69_ VARCHAR) Question: What is the largest n value for 55.6% r1b1c4 (r-v69)? [/INST] SELECT MAX(n) FROM table_21481509_4 WHERE r1b1c4__r_v69_ = "55.6%" </s>