What is the name of the speaker if the chief minister is M.G. Ramachandran?
CREATE TABLE table_23512864_4 (speaker VARCHAR, chief_minister VARCHAR)
SELECT speaker FROM table_23512864_4 WHERE chief_minister = "M.G. Ramachandran"
### Context: CREATE TABLE table_23512864_4 (speaker VARCHAR, chief_minister VARCHAR) ### Question: What is the name of the speaker if the chief minister is M.G. Ramachandran? ### Answer: SELECT speaker FROM table_23512864_4 WHERE chief_minister = "M.G. Ramachandran"