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_47662 ( "Year" text, "Track" text, "125 cc" text, "250 cc" text, "Report" text )

### Question ###
What year did Barry Sheene win the 125 cc?

### Accurate SQL ###

SELECT "Year" FROM table_47662 WHERE "125 cc" = 'barry sheene'