human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Expression, Y = 2008, Y = 2009, Y = 2010, Y = 2011
###Question: what is  the y = 2009 when the expression is month = floor ((d + e + 114) / 31)?
gpt
SELECT Y = 2009 FROM table WHERE Expression = month = floor ((d + e + 114) / 31)