CREATE TABLE table_32017 ("Ship" CLOB, "Guns" CLOB, "Class" CLOB, "Captain" CLOB, "Rank" CLOB, "Year" CLOB)

Tell me the class for admiral and hms frobisher
SELECT "Class" FROM table_32017 WHERE "Rank" = 'admiral' AND "Ship" = 'hms frobisher'
SELECT "Class" FROM "table_32017" WHERE "Rank" = 'admiral' AND "Ship" = 'hms frobisher'