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_204_63 ( id number, "round" number, "circuit" text, "date" text, "pole position" text, "winning driver" text, "winning team" text, "trophy winner" text )

### Question ###
who is the only winning driver to appear once from team target racing ?

### Accurate SQL ###

SELECT "winning driver" FROM table_204_63 WHERE "winning team" = 'target racing' GROUP BY "winning driver" HAVING COUNT(*) = 1