What's the 1851 when 1881 had 764?
CREATE TABLE table_name_67 (Id VARCHAR)
SELECT 1851 FROM table_name_67 WHERE 1881 = "764"
### Context: CREATE TABLE table_name_67 (Id VARCHAR) ### Question: What's the 1851 when 1881 had 764? ### Answer: SELECT 1851 FROM table_name_67 WHERE 1881 = "764"