What's the year when 1851 had 634?
CREATE TABLE table_name_29 (year VARCHAR)
SELECT year FROM table_name_29 WHERE 1851 = "634"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_29 (year VARCHAR) Question: What's the year when 1851 had 634? [/INST] SELECT year FROM table_name_29 WHERE 1851 = "634" </s>