human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: City, 1860, 1870, 1880, 1890, 1900, 1910, 1920
###Question: What is the 1920 number when 1890 is greater than 1,236, 1910 is less than 1,177 and the city is Vacaville?
gpt
SELECT SUM 1920 FROM table WHERE 1890 > 1,236 AND City = vacaville AND 1910 < 1,177