CREATE TABLE table_71964 ("Week 1" CLOB, "Week 2" CLOB, "Week 6" CLOB, "Week 9" CLOB, "Week 12" CLOB)

Who was the week 1 nomination when the week 2 nomination was Piia Jarkko?
SELECT "Week 1" FROM table_71964 WHERE "Week 2" = 'piia jarkko'
SELECT "Week 1" FROM "table_71964" WHERE "Week 2" = 'piia jarkko'