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_21322 ( "Rank" real, "1-year peak" text, "5-year peak" text, "10-year peak" text, "15-year peak" text, "20-year peak" text )

### Question ###
What is the highest rank when Garry Kasparov, 2879 is the 1-year peak?

### Accurate SQL ###

SELECT MAX("Rank") FROM table_21322 WHERE "1-year peak" = 'Garry Kasparov, 2879'