Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_22754310_1 ( margin INTEGER, party VARCHAR, winner VARCHAR )

### Question ###
Name the most margin for nco party and p. ramachandran won

### Accurate SQL ###

SELECT MAX(margin) FROM table_22754310_1 WHERE party = "NCO" AND winner = "P. Ramachandran"