CREATE TABLE table_21323 ("Rank" FLOAT, "1-year peak" TEXT, "5-year peak" TEXT, "10-year peak" TEXT, "15-year peak" TEXT, "20-year peak" TEXT)

What is every 5-year peak when Emanuel Lasker, 2847 is the 10-year peak?
SELECT "5-year peak" FROM table_21323 WHERE "10-year peak" = 'Emanuel Lasker, 2847'
SELECT "5-year peak" FROM "table_21323" WHERE "10-year peak" = 'Emanuel Lasker, 2847'